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[gnuastro-commits] master d00681c: All: copyright notice years updated t


From: Mohammad Akhlaghi
Subject: [gnuastro-commits] master d00681c: All: copyright notice years updated to 2020
Date: Tue, 31 Dec 2019 10:07:22 -0500 (EST)

branch: master
commit d00681cd20dfd765ff8f5761d795c3a353de5a43
Author: Mohammad Akhlaghi <address@hidden>
Commit: Mohammad Akhlaghi <address@hidden>

    All: copyright notice years updated to 2020
    
    In a few hours the year 2020 will start, so I updated all the copyright
    notices in the source files (and also the outputs of programs with
    `--version') from 2019 to 2020.
---
 .autom4te.cfg                               | 2 +-
 .dir-locals.el                              | 2 +-
 .gitignore                                  | 2 +-
 .mailmap                                    | 2 +-
 ChangeLog                                   | 2 +-
 Makefile.am                                 | 2 +-
 NEWS                                        | 4 ++--
 README                                      | 4 ++--
 README-hacking                              | 4 ++--
 THANKS                                      | 4 ++--
 bin/TEMPLATE/Makefile.am                    | 2 +-
 bin/TEMPLATE/TEMPLATE.c                     | 2 +-
 bin/TEMPLATE/TEMPLATE.h                     | 2 +-
 bin/TEMPLATE/args.h                         | 2 +-
 bin/TEMPLATE/astTEMPLATE.conf               | 2 +-
 bin/TEMPLATE/authors-cite.h                 | 2 +-
 bin/TEMPLATE/main.c                         | 2 +-
 bin/TEMPLATE/main.h                         | 2 +-
 bin/TEMPLATE/ui.c                           | 2 +-
 bin/TEMPLATE/ui.h                           | 2 +-
 bin/arithmetic/Makefile.am                  | 2 +-
 bin/arithmetic/args.h                       | 2 +-
 bin/arithmetic/arithmetic.c                 | 2 +-
 bin/arithmetic/arithmetic.h                 | 2 +-
 bin/arithmetic/astarithmetic.conf           | 2 +-
 bin/arithmetic/authors-cite.h               | 2 +-
 bin/arithmetic/main.c                       | 2 +-
 bin/arithmetic/main.h                       | 2 +-
 bin/arithmetic/operands.c                   | 2 +-
 bin/arithmetic/operands.h                   | 2 +-
 bin/arithmetic/ui.c                         | 2 +-
 bin/arithmetic/ui.h                         | 2 +-
 bin/buildprog/Makefile.am                   | 2 +-
 bin/buildprog/args.h                        | 2 +-
 bin/buildprog/astbuildprog.conf.in          | 2 +-
 bin/buildprog/authors-cite.h                | 2 +-
 bin/buildprog/buildprog.c                   | 2 +-
 bin/buildprog/buildprog.h                   | 2 +-
 bin/buildprog/main.c                        | 2 +-
 bin/buildprog/main.h                        | 2 +-
 bin/buildprog/ui.c                          | 2 +-
 bin/buildprog/ui.h                          | 2 +-
 bin/convertt/Makefile.am                    | 2 +-
 bin/convertt/args.h                         | 2 +-
 bin/convertt/astconvertt.conf               | 2 +-
 bin/convertt/authors-cite.h                 | 2 +-
 bin/convertt/color.c                        | 2 +-
 bin/convertt/color.h                        | 2 +-
 bin/convertt/convertt.c                     | 2 +-
 bin/convertt/convertt.h                     | 2 +-
 bin/convertt/main.c                         | 2 +-
 bin/convertt/main.h                         | 2 +-
 bin/convertt/ui.c                           | 2 +-
 bin/convertt/ui.h                           | 2 +-
 bin/convolve/Makefile.am                    | 2 +-
 bin/convolve/args.h                         | 2 +-
 bin/convolve/astconvolve.conf               | 2 +-
 bin/convolve/authors-cite.h                 | 2 +-
 bin/convolve/convolve.c                     | 2 +-
 bin/convolve/convolve.h                     | 2 +-
 bin/convolve/main.c                         | 2 +-
 bin/convolve/main.h                         | 2 +-
 bin/convolve/ui.c                           | 2 +-
 bin/convolve/ui.h                           | 2 +-
 bin/cosmiccal/Makefile.am                   | 2 +-
 bin/cosmiccal/args.h                        | 2 +-
 bin/cosmiccal/astcosmiccal.conf             | 2 +-
 bin/cosmiccal/authors-cite.h                | 2 +-
 bin/cosmiccal/cosmiccal.c                   | 2 +-
 bin/cosmiccal/cosmiccal.h                   | 2 +-
 bin/cosmiccal/main.c                        | 2 +-
 bin/cosmiccal/main.h                        | 2 +-
 bin/cosmiccal/ui.c                          | 2 +-
 bin/cosmiccal/ui.h                          | 2 +-
 bin/crop/Makefile.am                        | 2 +-
 bin/crop/args.h                             | 2 +-
 bin/crop/astcrop.conf                       | 2 +-
 bin/crop/authors-cite.h                     | 2 +-
 bin/crop/crop.c                             | 2 +-
 bin/crop/crop.h                             | 2 +-
 bin/crop/main.c                             | 2 +-
 bin/crop/main.h                             | 2 +-
 bin/crop/onecrop.c                          | 2 +-
 bin/crop/onecrop.h                          | 2 +-
 bin/crop/ui.c                               | 2 +-
 bin/crop/ui.h                               | 2 +-
 bin/crop/wcsmode.c                          | 2 +-
 bin/crop/wcsmode.h                          | 2 +-
 bin/fits/Makefile.am                        | 2 +-
 bin/fits/args.h                             | 2 +-
 bin/fits/astfits.conf                       | 2 +-
 bin/fits/authors-cite.h                     | 2 +-
 bin/fits/extension.c                        | 2 +-
 bin/fits/extension.h                        | 2 +-
 bin/fits/fits.c                             | 2 +-
 bin/fits/fits.h                             | 2 +-
 bin/fits/keywords.c                         | 2 +-
 bin/fits/keywords.h                         | 2 +-
 bin/fits/main.c                             | 2 +-
 bin/fits/main.h                             | 2 +-
 bin/fits/ui.c                               | 2 +-
 bin/fits/ui.h                               | 2 +-
 bin/gnuastro.conf                           | 2 +-
 bin/match/Makefile.am                       | 2 +-
 bin/match/args.h                            | 2 +-
 bin/match/astmatch.conf                     | 2 +-
 bin/match/authors-cite.h                    | 2 +-
 bin/match/main.c                            | 2 +-
 bin/match/main.h                            | 2 +-
 bin/match/match.c                           | 2 +-
 bin/match/match.h                           | 2 +-
 bin/match/ui.c                              | 2 +-
 bin/match/ui.h                              | 2 +-
 bin/mkcatalog/Makefile.am                   | 2 +-
 bin/mkcatalog/args.h                        | 2 +-
 bin/mkcatalog/astmkcatalog.conf             | 2 +-
 bin/mkcatalog/authors-cite.h                | 2 +-
 bin/mkcatalog/columns.c                     | 2 +-
 bin/mkcatalog/columns.h                     | 2 +-
 bin/mkcatalog/main.c                        | 2 +-
 bin/mkcatalog/main.h                        | 2 +-
 bin/mkcatalog/mkcatalog.c                   | 2 +-
 bin/mkcatalog/mkcatalog.h                   | 2 +-
 bin/mkcatalog/parse.c                       | 2 +-
 bin/mkcatalog/parse.h                       | 2 +-
 bin/mkcatalog/ui.c                          | 2 +-
 bin/mkcatalog/ui.h                          | 2 +-
 bin/mkcatalog/upperlimit.c                  | 2 +-
 bin/mkcatalog/upperlimit.h                  | 2 +-
 bin/mknoise/Makefile.am                     | 2 +-
 bin/mknoise/args.h                          | 2 +-
 bin/mknoise/astmknoise.conf                 | 2 +-
 bin/mknoise/authors-cite.h                  | 2 +-
 bin/mknoise/main.c                          | 2 +-
 bin/mknoise/main.h                          | 2 +-
 bin/mknoise/mknoise.c                       | 2 +-
 bin/mknoise/mknoise.h                       | 2 +-
 bin/mknoise/ui.c                            | 2 +-
 bin/mknoise/ui.h                            | 2 +-
 bin/mkprof/Makefile.am                      | 2 +-
 bin/mkprof/args.h                           | 2 +-
 bin/mkprof/astmkprof-3d.conf                | 2 ++
 bin/mkprof/astmkprof.conf                   | 2 +-
 bin/mkprof/authors-cite.h                   | 2 +-
 bin/mkprof/main.c                           | 2 +-
 bin/mkprof/main.h                           | 2 +-
 bin/mkprof/mkprof.c                         | 2 +-
 bin/mkprof/mkprof.h                         | 2 +-
 bin/mkprof/oneprofile.c                     | 2 +-
 bin/mkprof/oneprofile.h                     | 2 +-
 bin/mkprof/profiles.c                       | 2 +-
 bin/mkprof/profiles.h                       | 2 +-
 bin/mkprof/ui.c                             | 2 +-
 bin/mkprof/ui.h                             | 2 +-
 bin/noisechisel/Makefile.am                 | 2 +-
 bin/noisechisel/args.h                      | 2 +-
 bin/noisechisel/astnoisechisel.conf         | 2 +-
 bin/noisechisel/authors-cite.h              | 2 +-
 bin/noisechisel/detection.c                 | 2 +-
 bin/noisechisel/detection.h                 | 2 +-
 bin/noisechisel/kernel-2d.h                 | 2 +-
 bin/noisechisel/main.c                      | 2 +-
 bin/noisechisel/main.h                      | 2 +-
 bin/noisechisel/noisechisel.c               | 2 +-
 bin/noisechisel/noisechisel.h               | 2 +-
 bin/noisechisel/sky.c                       | 2 +-
 bin/noisechisel/sky.h                       | 2 +-
 bin/noisechisel/threshold.c                 | 2 +-
 bin/noisechisel/threshold.h                 | 2 +-
 bin/noisechisel/ui.c                        | 2 +-
 bin/noisechisel/ui.h                        | 2 +-
 bin/script/Makefile.am                      | 2 +-
 bin/script/sort-by-night.in                 | 2 +-
 bin/segment/Makefile.am                     | 2 +-
 bin/segment/args.h                          | 2 +-
 bin/segment/astsegment.conf                 | 2 +-
 bin/segment/authors-cite.h                  | 2 +-
 bin/segment/clumps.c                        | 2 +-
 bin/segment/clumps.h                        | 2 +-
 bin/segment/kernel-2d.h                     | 2 +-
 bin/segment/main.c                          | 2 +-
 bin/segment/main.h                          | 2 +-
 bin/segment/segment.c                       | 2 +-
 bin/segment/segment.h                       | 2 +-
 bin/segment/ui.c                            | 2 +-
 bin/segment/ui.h                            | 2 +-
 bin/statistics/Makefile.am                  | 2 +-
 bin/statistics/args.h                       | 2 +-
 bin/statistics/aststatistics.conf           | 2 +-
 bin/statistics/authors-cite.h               | 2 +-
 bin/statistics/contour.c                    | 2 +-
 bin/statistics/contour.h                    | 2 +-
 bin/statistics/main.c                       | 2 +-
 bin/statistics/main.h                       | 2 +-
 bin/statistics/sky.c                        | 2 +-
 bin/statistics/sky.h                        | 2 +-
 bin/statistics/statistics.c                 | 2 +-
 bin/statistics/statistics.h                 | 2 +-
 bin/statistics/ui.c                         | 2 +-
 bin/statistics/ui.h                         | 2 +-
 bin/table/Makefile.am                       | 2 +-
 bin/table/args.h                            | 2 +-
 bin/table/arithmetic.c                      | 2 +-
 bin/table/arithmetic.h                      | 2 +-
 bin/table/asttable.conf                     | 2 +-
 bin/table/authors-cite.h                    | 2 +-
 bin/table/main.c                            | 2 +-
 bin/table/main.h                            | 2 +-
 bin/table/table.c                           | 2 +-
 bin/table/table.h                           | 2 +-
 bin/table/ui.c                              | 2 +-
 bin/table/ui.h                              | 2 +-
 bin/warp/Makefile.am                        | 2 +-
 bin/warp/args.h                             | 2 +-
 bin/warp/astwarp.conf                       | 2 +-
 bin/warp/authors-cite.h                     | 2 +-
 bin/warp/main.c                             | 2 +-
 bin/warp/main.h                             | 2 +-
 bin/warp/ui.c                               | 2 +-
 bin/warp/ui.h                               | 2 +-
 bin/warp/warp.c                             | 2 +-
 bin/warp/warp.h                             | 2 +-
 bootstrap.conf                              | 2 +-
 bootstrapped/README                         | 4 ++--
 configure.ac                                | 2 +-
 developer-build                             | 2 +-
 doc/Makefile.am                             | 2 +-
 doc/README                                  | 4 ++--
 doc/announce-acknowledge.txt                | 2 +-
 doc/fonts.css                               | 2 +-
 doc/formath.texi                            | 2 +-
 doc/forwebpage                              | 2 +-
 doc/genauthors                              | 2 +-
 doc/gnuastro-figures/README                 | 2 +-
 doc/gnuastro.texi                           | 2 +-
 doc/gnuastro.translist                      | 2 +-
 doc/javascript.html                         | 2 +-
 doc/plotsrc/Makefile                        | 2 +-
 doc/plotsrc/README                          | 4 ++--
 doc/plotsrc/all.tex                         | 2 +-
 doc/plotsrc/conversions.sh                  | 2 +-
 doc/plotsrc/tex/flatplane.tex               | 2 +-
 doc/plotsrc/tex/iandtime.tex                | 2 +-
 doc/plotsrc/tex/samplingfreq.tex            | 2 +-
 doc/plotsrc/tex/sphereandplane.tex          | 2 +-
 doc/release-checklist.txt                   | 4 ++--
 doc/style.css                               | 2 +-
 genauthors                                  | 2 +-
 lib/Makefile.am                             | 2 +-
 lib/arithmetic-and.c                        | 2 +-
 lib/arithmetic-bitand.c                     | 2 +-
 lib/arithmetic-bitlsh.c                     | 2 +-
 lib/arithmetic-bitor.c                      | 2 +-
 lib/arithmetic-bitrsh.c                     | 2 +-
 lib/arithmetic-bitxor.c                     | 2 +-
 lib/arithmetic-divide.c                     | 2 +-
 lib/arithmetic-eq.c                         | 2 +-
 lib/arithmetic-ge.c                         | 2 +-
 lib/arithmetic-gt.c                         | 2 +-
 lib/arithmetic-le.c                         | 2 +-
 lib/arithmetic-lt.c                         | 2 +-
 lib/arithmetic-minus.c                      | 2 +-
 lib/arithmetic-modulo.c                     | 2 +-
 lib/arithmetic-multiply.c                   | 2 +-
 lib/arithmetic-ne.c                         | 2 +-
 lib/arithmetic-or.c                         | 2 +-
 lib/arithmetic-plus.c                       | 2 +-
 lib/arithmetic.c                            | 2 +-
 lib/array.c                                 | 2 +-
 lib/binary.c                                | 2 +-
 lib/blank.c                                 | 2 +-
 lib/box.c                                   | 2 +-
 lib/checkset.c                              | 2 +-
 lib/convolve.c                              | 2 +-
 lib/cosmology.c                             | 2 +-
 lib/data.c                                  | 2 +-
 lib/dimension.c                             | 2 +-
 lib/eps.c                                   | 2 +-
 lib/fits.c                                  | 2 +-
 lib/git.c                                   | 2 +-
 lib/gnuastro-internal/README                | 3 +--
 lib/gnuastro-internal/arithmetic-and.h      | 2 +-
 lib/gnuastro-internal/arithmetic-binary.h   | 2 +-
 lib/gnuastro-internal/arithmetic-bitand.h   | 2 +-
 lib/gnuastro-internal/arithmetic-bitlsh.h   | 2 +-
 lib/gnuastro-internal/arithmetic-bitor.h    | 2 +-
 lib/gnuastro-internal/arithmetic-bitrsh.h   | 2 +-
 lib/gnuastro-internal/arithmetic-bitxor.h   | 2 +-
 lib/gnuastro-internal/arithmetic-divide.h   | 2 +-
 lib/gnuastro-internal/arithmetic-eq.h       | 2 +-
 lib/gnuastro-internal/arithmetic-ge.h       | 2 +-
 lib/gnuastro-internal/arithmetic-gt.h       | 2 +-
 lib/gnuastro-internal/arithmetic-internal.h | 2 +-
 lib/gnuastro-internal/arithmetic-le.h       | 2 +-
 lib/gnuastro-internal/arithmetic-lt.h       | 2 +-
 lib/gnuastro-internal/arithmetic-minus.h    | 2 +-
 lib/gnuastro-internal/arithmetic-modulo.h   | 2 +-
 lib/gnuastro-internal/arithmetic-multiply.h | 2 +-
 lib/gnuastro-internal/arithmetic-ne.h       | 2 +-
 lib/gnuastro-internal/arithmetic-or.h       | 2 +-
 lib/gnuastro-internal/arithmetic-plus.h     | 2 +-
 lib/gnuastro-internal/checkset.h            | 2 +-
 lib/gnuastro-internal/commonopts.h          | 2 +-
 lib/gnuastro-internal/config.h.in           | 2 +-
 lib/gnuastro-internal/fixedstringmacros.h   | 4 ++--
 lib/gnuastro-internal/options.h             | 2 +-
 lib/gnuastro-internal/tableintern.h         | 2 +-
 lib/gnuastro-internal/tile-internal.h       | 2 +-
 lib/gnuastro-internal/timing.h              | 2 +-
 lib/gnuastro.pc.in                          | 2 +-
 lib/gnuastro/README                         | 4 ++--
 lib/gnuastro/arithmetic.h                   | 2 +-
 lib/gnuastro/array.h                        | 2 +-
 lib/gnuastro/binary.h                       | 2 +-
 lib/gnuastro/blank.h                        | 2 +-
 lib/gnuastro/box.h                          | 2 +-
 lib/gnuastro/convolve.h                     | 2 +-
 lib/gnuastro/cosmology.h                    | 2 +-
 lib/gnuastro/data.h                         | 2 +-
 lib/gnuastro/dimension.h                    | 2 +-
 lib/gnuastro/eps.h                          | 2 +-
 lib/gnuastro/fits.h                         | 2 +-
 lib/gnuastro/git.h                          | 2 +-
 lib/gnuastro/interpolate.h                  | 2 +-
 lib/gnuastro/jpeg.h                         | 2 +-
 lib/gnuastro/label.h                        | 2 +-
 lib/gnuastro/list.h                         | 2 +-
 lib/gnuastro/match.h                        | 2 +-
 lib/gnuastro/pdf.h                          | 2 +-
 lib/gnuastro/permutation.h                  | 2 +-
 lib/gnuastro/pointer.h                      | 2 +-
 lib/gnuastro/polygon.h                      | 2 +-
 lib/gnuastro/qsort.h                        | 2 +-
 lib/gnuastro/speclines.h                    | 2 +-
 lib/gnuastro/statistics.h                   | 2 +-
 lib/gnuastro/table.h                        | 2 +-
 lib/gnuastro/threads.h                      | 2 +-
 lib/gnuastro/tiff.h                         | 2 +-
 lib/gnuastro/tile.h                         | 2 +-
 lib/gnuastro/txt.h                          | 2 +-
 lib/gnuastro/type.h                         | 2 +-
 lib/gnuastro/wcs.h                          | 2 +-
 lib/interpolate.c                           | 2 +-
 lib/jpeg.c                                  | 2 +-
 lib/label.c                                 | 2 +-
 lib/list.c                                  | 2 +-
 lib/match.c                                 | 2 +-
 lib/options.c                               | 2 +-
 lib/pdf.c                                   | 2 +-
 lib/permutation.c                           | 2 +-
 lib/pointer.c                               | 2 +-
 lib/polygon.c                               | 2 +-
 lib/qsort.c                                 | 2 +-
 lib/speclines.c                             | 2 +-
 lib/statistics.c                            | 2 +-
 lib/table.c                                 | 2 +-
 lib/tableintern.c                           | 2 +-
 lib/threads.c                               | 2 +-
 lib/tiff.c                                  | 2 +-
 lib/tile-internal.c                         | 2 +-
 lib/tile.c                                  | 2 +-
 lib/timing.c                                | 2 +-
 lib/txt.c                                   | 2 +-
 lib/type.c                                  | 2 +-
 lib/wcs.c                                   | 2 +-
 tests/Makefile.am                           | 2 +-
 tests/arithmetic/connected-components.sh    | 2 +-
 tests/arithmetic/onlynumbers.sh             | 2 +-
 tests/arithmetic/or.sh                      | 2 +-
 tests/arithmetic/snimage.sh                 | 2 +-
 tests/arithmetic/where.sh                   | 2 +-
 tests/buildprog/simpleio.c                  | 2 +-
 tests/buildprog/simpleio.sh                 | 2 +-
 tests/convertt/blankch.sh                   | 2 +-
 tests/convertt/fitstojpeg.sh                | 2 +-
 tests/convertt/fitstojpegcmyk.sh            | 2 +-
 tests/convertt/fitstopdf.sh                 | 2 +-
 tests/convertt/fitstotxt.sh                 | 2 +-
 tests/convertt/jpegtofits.sh                | 2 +-
 tests/convertt/jpegtotxt.sh                 | 2 +-
 tests/convolve/frequency.sh                 | 2 +-
 tests/convolve/spatial.sh                   | 2 +-
 tests/cosmiccal/simpletest.sh               | 2 +-
 tests/crop/cat.txt                          | 2 +-
 tests/crop/imgcat.sh                        | 2 +-
 tests/crop/imgcenter.sh                     | 2 +-
 tests/crop/imgcenternoblank.sh              | 2 +-
 tests/crop/imgoutpolygon.sh                 | 2 +-
 tests/crop/imgpolygon.sh                    | 2 +-
 tests/crop/section.sh                       | 2 +-
 tests/crop/wcscat.sh                        | 2 +-
 tests/crop/wcscenter.sh                     | 2 +-
 tests/crop/wcspolygon.sh                    | 2 +-
 tests/during-dev.sh                         | 2 +-
 tests/fits/copyhdu.sh                       | 2 +-
 tests/fits/delete.sh                        | 2 +-
 tests/fits/print.sh                         | 2 +-
 tests/fits/update.sh                        | 2 +-
 tests/fits/write.sh                         | 2 +-
 tests/lib/multithread.c                     | 2 +-
 tests/lib/multithread.sh                    | 2 +-
 tests/lib/versioncxx.cpp                    | 2 +-
 tests/lib/versioncxx.sh                     | 2 +-
 tests/match/merged-cols.sh                  | 2 +-
 tests/match/positions-1.txt                 | 2 +-
 tests/match/positions-2.txt                 | 2 +-
 tests/match/positions.sh                    | 2 +-
 tests/mkcatalog/aperturephot.sh             | 2 +-
 tests/mkcatalog/detections.sh               | 2 +-
 tests/mkcatalog/objects-clumps.sh           | 2 +-
 tests/mknoise/addnoise.sh                   | 2 +-
 tests/mkprof/clearcanvas.sh                 | 2 +-
 tests/mkprof/clearcanvas.txt                | 2 +-
 tests/mkprof/ellipticalmasks.sh             | 2 +-
 tests/mkprof/ellipticalmasks.txt            | 2 +-
 tests/mkprof/mkprofcat1.txt                 | 2 +-
 tests/mkprof/mkprofcat2.txt                 | 2 +-
 tests/mkprof/mkprofcat3.txt                 | 2 +-
 tests/mkprof/mkprofcat4.txt                 | 2 +-
 tests/mkprof/mosaic1.sh                     | 2 +-
 tests/mkprof/mosaic2.sh                     | 2 +-
 tests/mkprof/mosaic3.sh                     | 2 +-
 tests/mkprof/mosaic4.sh                     | 2 +-
 tests/mkprof/radeccat.sh                    | 2 +-
 tests/mkprof/radeccat.txt                   | 2 +-
 tests/noisechisel/noisechisel.sh            | 2 +-
 tests/prepconf.sh                           | 2 +-
 tests/script/list-by-night.sh               | 2 +-
 tests/segment/segment.sh                    | 2 +-
 tests/statistics/basicstats.sh              | 2 +-
 tests/statistics/estimate_sky.sh            | 2 +-
 tests/statistics/from-stdin.sh              | 2 +-
 tests/statistics/stdin-input.txt            | 2 +-
 tests/table/fits-ascii-to-txt.sh            | 2 +-
 tests/table/fits-binary-to-txt.sh           | 2 +-
 tests/table/table.txt                       | 2 +-
 tests/table/txt-to-fits-ascii.sh            | 2 +-
 tests/table/txt-to-fits-binary.sh           | 2 +-
 tests/warp/homographic.sh                   | 2 +-
 tests/warp/warp_scale.sh                    | 2 +-
 440 files changed, 451 insertions(+), 450 deletions(-)

diff --git a/.autom4te.cfg b/.autom4te.cfg
index 462af1f..e6d125d 100644
--- a/.autom4te.cfg
+++ b/.autom4te.cfg
@@ -14,7 +14,7 @@
 # directory within the bootstrapped directory to keep things on the
 # top directory clean.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/.dir-locals.el b/.dir-locals.el
index 25774d2..6164933 100644
--- a/.dir-locals.el
+++ b/.dir-locals.el
@@ -9,7 +9,7 @@
 ;;
 ;; For more information see (info "(emacs) Directory Variables")
 ;;
-;; Copyright (C) 2015-2019 Free Software Foundation, Inc.
+;; Copyright (C) 2015-2020 Free Software Foundation, Inc.
 ;;
 ;; Copying and distribution of this file, with or without modification,
 ;; are permitted in any medium without royalty provided the copyright
diff --git a/.gitignore b/.gitignore
index b0ce3cc..5d38b96 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,7 +9,7 @@
 # To help readability, please add new files based on the length of the line
 # you wish to add.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/.mailmap b/.mailmap
index 90c7765..a012604 100644
--- a/.mailmap
+++ b/.mailmap
@@ -1,6 +1,6 @@
 # Map different emails to people in Git.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/ChangeLog b/ChangeLog
index c709bd8..86a154c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1118,7 +1118,7 @@
 ;; coding: utf-8
 ;; End:
 
- Copyright (C) 2015-2019, Free Software Foundation, Inc.
+ Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
  This file is part of GNU Astronomy Utitlies (Gnuastro).
 
diff --git a/Makefile.am b/Makefile.am
index 49bda39..dc4e7dd 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -6,7 +6,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/NEWS b/NEWS
index 1bbf3e6..6e6c4e2 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,6 @@
 GNU Astronomy Utilities NEWS                          -*- outline -*-
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 See the end of the file for license conditions.
 
 * Noteworthy changes in release X.XX (library X.X.X) (YYYY-MM-DD) [stable]
@@ -1888,7 +1888,7 @@ See the end of the file for license conditions.
 
 
 * Copyright notice
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document under
 the terms of the GNU Free Documentation License, Version 1.3 or any later
diff --git a/README b/README
index de215bf..fd590bc 100644
--- a/README
+++ b/README
@@ -1,7 +1,7 @@
 GNU Astronomy Utilities
 =======================
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 See the end of the file for license conditions.
 
 GNU Astronomy Utilities (Gnuastro) is an official GNU package of programs
@@ -249,7 +249,7 @@ bug for a shorter and more relevant list to look into.
 
 Copyright information
 ---------------------
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document under
 the terms of the GNU Free Documentation License, Version 1.3 or any later
diff --git a/README-hacking b/README-hacking
index 97648a5..8356b2b 100644
--- a/README-hacking
+++ b/README-hacking
@@ -1,7 +1,7 @@
 Hacking into GNU Astronomy Utilities
 ====================================
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 See the end of the file for license conditions.
 
 This file is intended for those who are building and installing the version
@@ -114,7 +114,7 @@ be sure to keep this file where ever you want to run 
'bootstrap'.
 Copyright information
 ---------------------
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document under
 the terms of the GNU Free Documentation License, Version 1.3 or any later
diff --git a/THANKS b/THANKS
index c618897..3a770c1 100644
--- a/THANKS
+++ b/THANKS
@@ -1,7 +1,7 @@
 GNU Astronomy Utilities Acknowledgments
 =======================================
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 See the end of the file for license conditions.
 
 The following people and institutions who contributed to Gnuastro
@@ -112,7 +112,7 @@ Host institutions of Gnuastro's developers.
 Copyright
 ---------
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document under
 the terms of the GNU Free Documentation License, Version 1.3 or any later
diff --git a/bin/TEMPLATE/Makefile.am b/bin/TEMPLATE/Makefile.am
index ee006da..cd65d47 100644
--- a/bin/TEMPLATE/Makefile.am
+++ b/bin/TEMPLATE/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2016-2019, Free Software Foundation, Inc.
+## Copyright (C) 2016-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/TEMPLATE/TEMPLATE.c b/bin/TEMPLATE/TEMPLATE.c
index 69108aa..1a3dd71 100644
--- a/bin/TEMPLATE/TEMPLATE.c
+++ b/bin/TEMPLATE/TEMPLATE.c
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/TEMPLATE.h b/bin/TEMPLATE/TEMPLATE.h
index e75f578..6316327 100644
--- a/bin/TEMPLATE/TEMPLATE.h
+++ b/bin/TEMPLATE/TEMPLATE.h
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/args.h b/bin/TEMPLATE/args.h
index 0568f0a..a3530bc 100644
--- a/bin/TEMPLATE/args.h
+++ b/bin/TEMPLATE/args.h
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/astTEMPLATE.conf b/bin/TEMPLATE/astTEMPLATE.conf
index d10efb4..84ecd8f 100644
--- a/bin/TEMPLATE/astTEMPLATE.conf
+++ b/bin/TEMPLATE/astTEMPLATE.conf
@@ -12,7 +12,7 @@
 #  $ info astTEMPLATE                    # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/TEMPLATE/authors-cite.h b/bin/TEMPLATE/authors-cite.h
index 62d47bf..8e58d76 100644
--- a/bin/TEMPLATE/authors-cite.h
+++ b/bin/TEMPLATE/authors-cite.h
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/main.c b/bin/TEMPLATE/main.c
index 22757cb..e2bc3aa 100644
--- a/bin/TEMPLATE/main.c
+++ b/bin/TEMPLATE/main.c
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/main.h b/bin/TEMPLATE/main.h
index c3f8a08..3600d29 100644
--- a/bin/TEMPLATE/main.h
+++ b/bin/TEMPLATE/main.h
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/ui.c b/bin/TEMPLATE/ui.c
index 717bf17..9048ada 100644
--- a/bin/TEMPLATE/ui.c
+++ b/bin/TEMPLATE/ui.c
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/ui.h b/bin/TEMPLATE/ui.h
index 342508e..ff3f0d8 100644
--- a/bin/TEMPLATE/ui.h
+++ b/bin/TEMPLATE/ui.h
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/Makefile.am b/bin/arithmetic/Makefile.am
index 22ccfd2..85e12de 100644
--- a/bin/arithmetic/Makefile.am
+++ b/bin/arithmetic/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/arithmetic/args.h b/bin/arithmetic/args.h
index 788a818..21a7075 100644
--- a/bin/arithmetic/args.h
+++ b/bin/arithmetic/args.h
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/arithmetic.c b/bin/arithmetic/arithmetic.c
index 39dec1a..28526d4 100644
--- a/bin/arithmetic/arithmetic.c
+++ b/bin/arithmetic/arithmetic.c
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/arithmetic.h b/bin/arithmetic/arithmetic.h
index 4e90d99..41d78a2 100644
--- a/bin/arithmetic/arithmetic.h
+++ b/bin/arithmetic/arithmetic.h
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/astarithmetic.conf 
b/bin/arithmetic/astarithmetic.conf
index 5baa1ab..22909c1 100644
--- a/bin/arithmetic/astarithmetic.conf
+++ b/bin/arithmetic/astarithmetic.conf
@@ -12,7 +12,7 @@
 #  $ info astarithmetic                  # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/arithmetic/authors-cite.h b/bin/arithmetic/authors-cite.h
index eaf1cef..90b5556 100644
--- a/bin/arithmetic/authors-cite.h
+++ b/bin/arithmetic/authors-cite.h
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/main.c b/bin/arithmetic/main.c
index ff9da8b..5c5bd2e 100644
--- a/bin/arithmetic/main.c
+++ b/bin/arithmetic/main.c
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/main.h b/bin/arithmetic/main.h
index af1b9a0..e25cd74 100644
--- a/bin/arithmetic/main.h
+++ b/bin/arithmetic/main.h
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/operands.c b/bin/arithmetic/operands.c
index 9b24ece..9dd9b00 100644
--- a/bin/arithmetic/operands.c
+++ b/bin/arithmetic/operands.c
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/operands.h b/bin/arithmetic/operands.h
index fcf6453..f57ebec 100644
--- a/bin/arithmetic/operands.h
+++ b/bin/arithmetic/operands.h
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/ui.c b/bin/arithmetic/ui.c
index 1a6fdb1..b2ebbc2 100644
--- a/bin/arithmetic/ui.c
+++ b/bin/arithmetic/ui.c
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/ui.h b/bin/arithmetic/ui.h
index 6bbe04c..2998a1b 100644
--- a/bin/arithmetic/ui.h
+++ b/bin/arithmetic/ui.h
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/Makefile.am b/bin/buildprog/Makefile.am
index fd3f917..201a50c 100644
--- a/bin/buildprog/Makefile.am
+++ b/bin/buildprog/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2017-2019, Free Software Foundation, Inc.
+## Copyright (C) 2017-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/buildprog/args.h b/bin/buildprog/args.h
index 87872e9..e181736 100644
--- a/bin/buildprog/args.h
+++ b/bin/buildprog/args.h
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/astbuildprog.conf.in 
b/bin/buildprog/astbuildprog.conf.in
index 6d3f3cd..728af52 100644
--- a/bin/buildprog/astbuildprog.conf.in
+++ b/bin/buildprog/astbuildprog.conf.in
@@ -12,7 +12,7 @@
 #  $ info astbuildprog                   # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/buildprog/authors-cite.h b/bin/buildprog/authors-cite.h
index 8298331..c30caf1 100644
--- a/bin/buildprog/authors-cite.h
+++ b/bin/buildprog/authors-cite.h
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/buildprog.c b/bin/buildprog/buildprog.c
index 32cba7d..9db6623 100644
--- a/bin/buildprog/buildprog.c
+++ b/bin/buildprog/buildprog.c
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/buildprog.h b/bin/buildprog/buildprog.h
index d6ba191..cc8a27b 100644
--- a/bin/buildprog/buildprog.h
+++ b/bin/buildprog/buildprog.h
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/main.c b/bin/buildprog/main.c
index b7b868f..879463b 100644
--- a/bin/buildprog/main.c
+++ b/bin/buildprog/main.c
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/main.h b/bin/buildprog/main.h
index 0a43dc0..1df8209 100644
--- a/bin/buildprog/main.h
+++ b/bin/buildprog/main.h
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/ui.c b/bin/buildprog/ui.c
index 83e2ef4..70cb63a 100644
--- a/bin/buildprog/ui.c
+++ b/bin/buildprog/ui.c
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/ui.h b/bin/buildprog/ui.h
index 53d9f64..8ea2f9b 100644
--- a/bin/buildprog/ui.h
+++ b/bin/buildprog/ui.h
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/Makefile.am b/bin/convertt/Makefile.am
index 1935ff1..f77cc3e 100644
--- a/bin/convertt/Makefile.am
+++ b/bin/convertt/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/convertt/args.h b/bin/convertt/args.h
index 4618a33..462efa3 100644
--- a/bin/convertt/args.h
+++ b/bin/convertt/args.h
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/astconvertt.conf b/bin/convertt/astconvertt.conf
index 07603d3..df164fa 100644
--- a/bin/convertt/astconvertt.conf
+++ b/bin/convertt/astconvertt.conf
@@ -12,7 +12,7 @@
 #  $ info astconvertt                    # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/convertt/authors-cite.h b/bin/convertt/authors-cite.h
index c62c8ed..9063a69 100644
--- a/bin/convertt/authors-cite.h
+++ b/bin/convertt/authors-cite.h
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/color.c b/bin/convertt/color.c
index bd34cb7..ca1c3de 100644
--- a/bin/convertt/color.c
+++ b/bin/convertt/color.c
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/color.h b/bin/convertt/color.h
index 7b477ea..ea7ab9c 100644
--- a/bin/convertt/color.h
+++ b/bin/convertt/color.h
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/convertt.c b/bin/convertt/convertt.c
index 513f593..6c81840 100644
--- a/bin/convertt/convertt.c
+++ b/bin/convertt/convertt.c
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/convertt.h b/bin/convertt/convertt.h
index d693421..6f9e4c1 100644
--- a/bin/convertt/convertt.h
+++ b/bin/convertt/convertt.h
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/main.c b/bin/convertt/main.c
index 06976c3..94f2285 100644
--- a/bin/convertt/main.c
+++ b/bin/convertt/main.c
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/main.h b/bin/convertt/main.h
index e051602..f7e1953 100644
--- a/bin/convertt/main.h
+++ b/bin/convertt/main.h
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/ui.c b/bin/convertt/ui.c
index f5f1df7..bb251b9 100644
--- a/bin/convertt/ui.c
+++ b/bin/convertt/ui.c
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/ui.h b/bin/convertt/ui.h
index c31a8e6..6fdd14b 100644
--- a/bin/convertt/ui.h
+++ b/bin/convertt/ui.h
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/Makefile.am b/bin/convolve/Makefile.am
index a5c42a3..c15df90 100644
--- a/bin/convolve/Makefile.am
+++ b/bin/convolve/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/convolve/args.h b/bin/convolve/args.h
index 193b439..f536a17 100644
--- a/bin/convolve/args.h
+++ b/bin/convolve/args.h
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/astconvolve.conf b/bin/convolve/astconvolve.conf
index fd78edc..28ce553 100644
--- a/bin/convolve/astconvolve.conf
+++ b/bin/convolve/astconvolve.conf
@@ -12,7 +12,7 @@
 #  $ info astconvolve                    # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/convolve/authors-cite.h b/bin/convolve/authors-cite.h
index b0e1981..5dcbe49 100644
--- a/bin/convolve/authors-cite.h
+++ b/bin/convolve/authors-cite.h
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/convolve.c b/bin/convolve/convolve.c
index 8db100b..7c29de6 100644
--- a/bin/convolve/convolve.c
+++ b/bin/convolve/convolve.c
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/convolve.h b/bin/convolve/convolve.h
index fcd4c67..1230ff7 100644
--- a/bin/convolve/convolve.h
+++ b/bin/convolve/convolve.h
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/main.c b/bin/convolve/main.c
index f2eb0c5..f224ee7 100644
--- a/bin/convolve/main.c
+++ b/bin/convolve/main.c
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/main.h b/bin/convolve/main.h
index 5fca63c..323f6f9 100644
--- a/bin/convolve/main.h
+++ b/bin/convolve/main.h
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/ui.c b/bin/convolve/ui.c
index c6c4f2e..62f13b6 100644
--- a/bin/convolve/ui.c
+++ b/bin/convolve/ui.c
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/ui.h b/bin/convolve/ui.h
index 4e71766..4025875 100644
--- a/bin/convolve/ui.h
+++ b/bin/convolve/ui.h
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/Makefile.am b/bin/cosmiccal/Makefile.am
index 984a93a..7a720ba 100644
--- a/bin/cosmiccal/Makefile.am
+++ b/bin/cosmiccal/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2016-2019, Free Software Foundation, Inc.
+## Copyright (C) 2016-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/cosmiccal/args.h b/bin/cosmiccal/args.h
index 912a4db..63dc39a 100644
--- a/bin/cosmiccal/args.h
+++ b/bin/cosmiccal/args.h
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/astcosmiccal.conf b/bin/cosmiccal/astcosmiccal.conf
index e40222e..d0dbebe 100644
--- a/bin/cosmiccal/astcosmiccal.conf
+++ b/bin/cosmiccal/astcosmiccal.conf
@@ -12,7 +12,7 @@
 #  $ info astcosmiccal                   # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/cosmiccal/authors-cite.h b/bin/cosmiccal/authors-cite.h
index ae5d575..53ce8c0 100644
--- a/bin/cosmiccal/authors-cite.h
+++ b/bin/cosmiccal/authors-cite.h
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/cosmiccal.c b/bin/cosmiccal/cosmiccal.c
index b42ec7d..ea09c41 100644
--- a/bin/cosmiccal/cosmiccal.c
+++ b/bin/cosmiccal/cosmiccal.c
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/cosmiccal.h b/bin/cosmiccal/cosmiccal.h
index 64ca8e0..839126f 100644
--- a/bin/cosmiccal/cosmiccal.h
+++ b/bin/cosmiccal/cosmiccal.h
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/main.c b/bin/cosmiccal/main.c
index 5dcce1a..a4f094a 100644
--- a/bin/cosmiccal/main.c
+++ b/bin/cosmiccal/main.c
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/main.h b/bin/cosmiccal/main.h
index 3dbe74c..5b53222 100644
--- a/bin/cosmiccal/main.h
+++ b/bin/cosmiccal/main.h
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/ui.c b/bin/cosmiccal/ui.c
index 93c8bc0..cb0f05c 100644
--- a/bin/cosmiccal/ui.c
+++ b/bin/cosmiccal/ui.c
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/ui.h b/bin/cosmiccal/ui.h
index a588b05..1584718 100644
--- a/bin/cosmiccal/ui.h
+++ b/bin/cosmiccal/ui.h
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/Makefile.am b/bin/crop/Makefile.am
index b644d67..d42216b 100644
--- a/bin/crop/Makefile.am
+++ b/bin/crop/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/crop/args.h b/bin/crop/args.h
index 27ab92d..441fe57 100644
--- a/bin/crop/args.h
+++ b/bin/crop/args.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/astcrop.conf b/bin/crop/astcrop.conf
index 07f701d..c7641d0 100644
--- a/bin/crop/astcrop.conf
+++ b/bin/crop/astcrop.conf
@@ -12,7 +12,7 @@
 #  $ info astcrop                        # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/crop/authors-cite.h b/bin/crop/authors-cite.h
index 43f1af4..cfe8fff 100644
--- a/bin/crop/authors-cite.h
+++ b/bin/crop/authors-cite.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/crop.c b/bin/crop/crop.c
index 88802a9..c07bc43 100644
--- a/bin/crop/crop.c
+++ b/bin/crop/crop.c
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/crop.h b/bin/crop/crop.h
index d9f6fd2..06e38e7 100644
--- a/bin/crop/crop.h
+++ b/bin/crop/crop.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/main.c b/bin/crop/main.c
index a303b3f..4ef56af 100644
--- a/bin/crop/main.c
+++ b/bin/crop/main.c
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/main.h b/bin/crop/main.h
index 528645e..924d731 100644
--- a/bin/crop/main.h
+++ b/bin/crop/main.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/onecrop.c b/bin/crop/onecrop.c
index 55c85cd..bfeb568 100644
--- a/bin/crop/onecrop.c
+++ b/bin/crop/onecrop.c
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/onecrop.h b/bin/crop/onecrop.h
index 8c32101..f59202b 100644
--- a/bin/crop/onecrop.h
+++ b/bin/crop/onecrop.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/ui.c b/bin/crop/ui.c
index e2dd9de..86cd039 100644
--- a/bin/crop/ui.c
+++ b/bin/crop/ui.c
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/ui.h b/bin/crop/ui.h
index de2cbae..58138e2 100644
--- a/bin/crop/ui.h
+++ b/bin/crop/ui.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/wcsmode.c b/bin/crop/wcsmode.c
index f57ef3d..179af2e 100644
--- a/bin/crop/wcsmode.c
+++ b/bin/crop/wcsmode.c
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/wcsmode.h b/bin/crop/wcsmode.h
index 989a6e9..e225e52 100644
--- a/bin/crop/wcsmode.h
+++ b/bin/crop/wcsmode.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/Makefile.am b/bin/fits/Makefile.am
index a112c75..af4a3a1 100644
--- a/bin/fits/Makefile.am
+++ b/bin/fits/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/fits/args.h b/bin/fits/args.h
index 1385df9..000a043 100644
--- a/bin/fits/args.h
+++ b/bin/fits/args.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/astfits.conf b/bin/fits/astfits.conf
index a69b5d9..9cfa44b 100644
--- a/bin/fits/astfits.conf
+++ b/bin/fits/astfits.conf
@@ -12,7 +12,7 @@
 #  $ info astfits                        # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/fits/authors-cite.h b/bin/fits/authors-cite.h
index 7284857..dd29fc3 100644
--- a/bin/fits/authors-cite.h
+++ b/bin/fits/authors-cite.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/extension.c b/bin/fits/extension.c
index b9325bc..88a1c7a 100644
--- a/bin/fits/extension.c
+++ b/bin/fits/extension.c
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/extension.h b/bin/fits/extension.h
index b54ff6a..79197c5 100644
--- a/bin/fits/extension.h
+++ b/bin/fits/extension.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/fits.c b/bin/fits/fits.c
index fc69e6d..e4cc7eb 100644
--- a/bin/fits/fits.c
+++ b/bin/fits/fits.c
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/fits.h b/bin/fits/fits.h
index 06f461c..a0d4ee7 100644
--- a/bin/fits/fits.h
+++ b/bin/fits/fits.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/keywords.c b/bin/fits/keywords.c
index f7346ff..7cbdc97 100644
--- a/bin/fits/keywords.c
+++ b/bin/fits/keywords.c
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/keywords.h b/bin/fits/keywords.h
index 9d95675..63ffd73 100644
--- a/bin/fits/keywords.h
+++ b/bin/fits/keywords.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/main.c b/bin/fits/main.c
index 7eda419..0bf4bef 100644
--- a/bin/fits/main.c
+++ b/bin/fits/main.c
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/main.h b/bin/fits/main.h
index b6631b4..add3593 100644
--- a/bin/fits/main.h
+++ b/bin/fits/main.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/ui.c b/bin/fits/ui.c
index 56d2ae7..9beea3e 100644
--- a/bin/fits/ui.c
+++ b/bin/fits/ui.c
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/ui.h b/bin/fits/ui.h
index 8f06f79..39bb57d 100644
--- a/bin/fits/ui.h
+++ b/bin/fits/ui.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/gnuastro.conf b/bin/gnuastro.conf
index 115b78e..655617d 100644
--- a/bin/gnuastro.conf
+++ b/bin/gnuastro.conf
@@ -12,7 +12,7 @@
 # NOTE I:  All counting is from zero, not one.
 # NOTE II: Lines starting with `#` are ignored.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/bin/match/Makefile.am b/bin/match/Makefile.am
index 9e9fe33..9850e14 100644
--- a/bin/match/Makefile.am
+++ b/bin/match/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2017-2019, Free Software Foundation, Inc.
+## Copyright (C) 2017-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/match/args.h b/bin/match/args.h
index 5dd2424..8e2961a 100644
--- a/bin/match/args.h
+++ b/bin/match/args.h
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/astmatch.conf b/bin/match/astmatch.conf
index 5e269f0..8ad5407 100644
--- a/bin/match/astmatch.conf
+++ b/bin/match/astmatch.conf
@@ -12,7 +12,7 @@
 #  $ info astmatch                       # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/match/authors-cite.h b/bin/match/authors-cite.h
index 68d26ec..c31dfc2 100644
--- a/bin/match/authors-cite.h
+++ b/bin/match/authors-cite.h
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/main.c b/bin/match/main.c
index f89132b..c899096 100644
--- a/bin/match/main.c
+++ b/bin/match/main.c
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/main.h b/bin/match/main.h
index 1e776a6..333ed9e 100644
--- a/bin/match/main.h
+++ b/bin/match/main.h
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/match.c b/bin/match/match.c
index a1f6eac..7ff8a31 100644
--- a/bin/match/match.c
+++ b/bin/match/match.c
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/match.h b/bin/match/match.h
index 6e399e2..ee092d3 100644
--- a/bin/match/match.h
+++ b/bin/match/match.h
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/ui.c b/bin/match/ui.c
index dacb0d3..694d53b 100644
--- a/bin/match/ui.c
+++ b/bin/match/ui.c
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/ui.h b/bin/match/ui.h
index 6d66082..abef4ae 100644
--- a/bin/match/ui.h
+++ b/bin/match/ui.h
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/Makefile.am b/bin/mkcatalog/Makefile.am
index 19b30f3..0cbb0d8 100644
--- a/bin/mkcatalog/Makefile.am
+++ b/bin/mkcatalog/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/mkcatalog/args.h b/bin/mkcatalog/args.h
index ec33df3..dc2ec11 100644
--- a/bin/mkcatalog/args.h
+++ b/bin/mkcatalog/args.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/astmkcatalog.conf b/bin/mkcatalog/astmkcatalog.conf
index 19c417a..0a912b8 100644
--- a/bin/mkcatalog/astmkcatalog.conf
+++ b/bin/mkcatalog/astmkcatalog.conf
@@ -12,7 +12,7 @@
 #  $ info astmkcatalog                   # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/mkcatalog/authors-cite.h b/bin/mkcatalog/authors-cite.h
index f7215e0..92c1c12 100644
--- a/bin/mkcatalog/authors-cite.h
+++ b/bin/mkcatalog/authors-cite.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/columns.c b/bin/mkcatalog/columns.c
index 71e15fc..e73ea71 100644
--- a/bin/mkcatalog/columns.c
+++ b/bin/mkcatalog/columns.c
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/columns.h b/bin/mkcatalog/columns.h
index 723cd7c..b0e2ad0 100644
--- a/bin/mkcatalog/columns.h
+++ b/bin/mkcatalog/columns.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/main.c b/bin/mkcatalog/main.c
index c24fb2d..4de935c 100644
--- a/bin/mkcatalog/main.c
+++ b/bin/mkcatalog/main.c
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/main.h b/bin/mkcatalog/main.h
index e281449..b1d5851 100644
--- a/bin/mkcatalog/main.h
+++ b/bin/mkcatalog/main.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/mkcatalog.c b/bin/mkcatalog/mkcatalog.c
index bf32ad0..3eebcd6 100644
--- a/bin/mkcatalog/mkcatalog.c
+++ b/bin/mkcatalog/mkcatalog.c
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/mkcatalog.h b/bin/mkcatalog/mkcatalog.h
index 730274b..029797b 100644
--- a/bin/mkcatalog/mkcatalog.h
+++ b/bin/mkcatalog/mkcatalog.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/parse.c b/bin/mkcatalog/parse.c
index 8ab9831..722d3a7 100644
--- a/bin/mkcatalog/parse.c
+++ b/bin/mkcatalog/parse.c
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/parse.h b/bin/mkcatalog/parse.h
index 6b197a0..208236c 100644
--- a/bin/mkcatalog/parse.h
+++ b/bin/mkcatalog/parse.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/ui.c b/bin/mkcatalog/ui.c
index 84bf220..662230e 100644
--- a/bin/mkcatalog/ui.c
+++ b/bin/mkcatalog/ui.c
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/ui.h b/bin/mkcatalog/ui.h
index c4c860f..ff32b92 100644
--- a/bin/mkcatalog/ui.h
+++ b/bin/mkcatalog/ui.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/upperlimit.c b/bin/mkcatalog/upperlimit.c
index 6e48f9b..a515e21 100644
--- a/bin/mkcatalog/upperlimit.c
+++ b/bin/mkcatalog/upperlimit.c
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/upperlimit.h b/bin/mkcatalog/upperlimit.h
index b25589d..c9f18b3 100644
--- a/bin/mkcatalog/upperlimit.h
+++ b/bin/mkcatalog/upperlimit.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/Makefile.am b/bin/mknoise/Makefile.am
index 555f7fd..9da630e 100644
--- a/bin/mknoise/Makefile.am
+++ b/bin/mknoise/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/mknoise/args.h b/bin/mknoise/args.h
index 719a561..980da68 100644
--- a/bin/mknoise/args.h
+++ b/bin/mknoise/args.h
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/astmknoise.conf b/bin/mknoise/astmknoise.conf
index 5748e2f..2c62e32 100644
--- a/bin/mknoise/astmknoise.conf
+++ b/bin/mknoise/astmknoise.conf
@@ -12,7 +12,7 @@
 #  $ info astmknoise                     # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/mknoise/authors-cite.h b/bin/mknoise/authors-cite.h
index 87856d1..794347e 100644
--- a/bin/mknoise/authors-cite.h
+++ b/bin/mknoise/authors-cite.h
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/main.c b/bin/mknoise/main.c
index 5e5ae13..015e5ed 100644
--- a/bin/mknoise/main.c
+++ b/bin/mknoise/main.c
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/main.h b/bin/mknoise/main.h
index c315b4b..68f8be0 100644
--- a/bin/mknoise/main.h
+++ b/bin/mknoise/main.h
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/mknoise.c b/bin/mknoise/mknoise.c
index 27c5735..56ee00a 100644
--- a/bin/mknoise/mknoise.c
+++ b/bin/mknoise/mknoise.c
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/mknoise.h b/bin/mknoise/mknoise.h
index 5d144be..e4d9bad 100644
--- a/bin/mknoise/mknoise.h
+++ b/bin/mknoise/mknoise.h
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/ui.c b/bin/mknoise/ui.c
index b1f775d..e8281e7 100644
--- a/bin/mknoise/ui.c
+++ b/bin/mknoise/ui.c
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/ui.h b/bin/mknoise/ui.h
index b21e0e4..a604d8d 100644
--- a/bin/mknoise/ui.h
+++ b/bin/mknoise/ui.h
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/Makefile.am b/bin/mkprof/Makefile.am
index 884a270..ce9a7de 100644
--- a/bin/mkprof/Makefile.am
+++ b/bin/mkprof/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/mkprof/args.h b/bin/mkprof/args.h
index be1039c..eae7814 100644
--- a/bin/mkprof/args.h
+++ b/bin/mkprof/args.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/astmkprof-3d.conf b/bin/mkprof/astmkprof-3d.conf
index 9ccb1d0..0500c8e 100644
--- a/bin/mkprof/astmkprof-3d.conf
+++ b/bin/mkprof/astmkprof-3d.conf
@@ -12,6 +12,8 @@
 #  $ info astmkprof                      # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
+# Copyright (C) 2019-2020, Free Software Foundation, Inc.
+#
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
 # this notice are preserved.  This file is offered as-is, without any
diff --git a/bin/mkprof/astmkprof.conf b/bin/mkprof/astmkprof.conf
index 53c05e8..06e2a46 100644
--- a/bin/mkprof/astmkprof.conf
+++ b/bin/mkprof/astmkprof.conf
@@ -12,7 +12,7 @@
 #  $ info astmkprof                      # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/mkprof/authors-cite.h b/bin/mkprof/authors-cite.h
index 91d8ca6..1318a37 100644
--- a/bin/mkprof/authors-cite.h
+++ b/bin/mkprof/authors-cite.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/main.c b/bin/mkprof/main.c
index 630b415..6d35b8e 100644
--- a/bin/mkprof/main.c
+++ b/bin/mkprof/main.c
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/main.h b/bin/mkprof/main.h
index 832b1c6..0fdd3c0 100644
--- a/bin/mkprof/main.h
+++ b/bin/mkprof/main.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/mkprof.c b/bin/mkprof/mkprof.c
index 2d30e99..802c76d 100644
--- a/bin/mkprof/mkprof.c
+++ b/bin/mkprof/mkprof.c
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/mkprof.h b/bin/mkprof/mkprof.h
index 8ddfe01..ce63194 100644
--- a/bin/mkprof/mkprof.h
+++ b/bin/mkprof/mkprof.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/oneprofile.c b/bin/mkprof/oneprofile.c
index 0aacb3c..39f7371 100644
--- a/bin/mkprof/oneprofile.c
+++ b/bin/mkprof/oneprofile.c
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/oneprofile.h b/bin/mkprof/oneprofile.h
index e38b61e..6426d0a 100644
--- a/bin/mkprof/oneprofile.h
+++ b/bin/mkprof/oneprofile.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/profiles.c b/bin/mkprof/profiles.c
index f838eb9..d2a00d9 100644
--- a/bin/mkprof/profiles.c
+++ b/bin/mkprof/profiles.c
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/profiles.h b/bin/mkprof/profiles.h
index 4ba0916..cdc6fa3 100644
--- a/bin/mkprof/profiles.h
+++ b/bin/mkprof/profiles.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/ui.c b/bin/mkprof/ui.c
index ce000ab..06e72d8 100644
--- a/bin/mkprof/ui.c
+++ b/bin/mkprof/ui.c
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/ui.h b/bin/mkprof/ui.h
index 4b0898c..fb873fc 100644
--- a/bin/mkprof/ui.h
+++ b/bin/mkprof/ui.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/Makefile.am b/bin/noisechisel/Makefile.am
index 79ce55a..a8ee328 100644
--- a/bin/noisechisel/Makefile.am
+++ b/bin/noisechisel/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2016-2019, Free Software Foundation, Inc.
+## Copyright (C) 2016-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/noisechisel/args.h b/bin/noisechisel/args.h
index 8b85805..a92a56d 100644
--- a/bin/noisechisel/args.h
+++ b/bin/noisechisel/args.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/astnoisechisel.conf 
b/bin/noisechisel/astnoisechisel.conf
index edbadcc..63c055e 100644
--- a/bin/noisechisel/astnoisechisel.conf
+++ b/bin/noisechisel/astnoisechisel.conf
@@ -12,7 +12,7 @@
 #  $ info astnoisechisel                 # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/noisechisel/authors-cite.h b/bin/noisechisel/authors-cite.h
index 9e2fd79..1dc649b 100644
--- a/bin/noisechisel/authors-cite.h
+++ b/bin/noisechisel/authors-cite.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/detection.c b/bin/noisechisel/detection.c
index a72663e..3c91891 100644
--- a/bin/noisechisel/detection.c
+++ b/bin/noisechisel/detection.c
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/detection.h b/bin/noisechisel/detection.h
index 6613f75..219dcd8 100644
--- a/bin/noisechisel/detection.h
+++ b/bin/noisechisel/detection.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/kernel-2d.h b/bin/noisechisel/kernel-2d.h
index 5afcf2a..7705859 100644
--- a/bin/noisechisel/kernel-2d.h
+++ b/bin/noisechisel/kernel-2d.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/main.c b/bin/noisechisel/main.c
index 6161371..185255b 100644
--- a/bin/noisechisel/main.c
+++ b/bin/noisechisel/main.c
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/main.h b/bin/noisechisel/main.h
index f0d62c5..2e834b5 100644
--- a/bin/noisechisel/main.h
+++ b/bin/noisechisel/main.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/noisechisel.c b/bin/noisechisel/noisechisel.c
index d585d39..6f640a6 100644
--- a/bin/noisechisel/noisechisel.c
+++ b/bin/noisechisel/noisechisel.c
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/noisechisel.h b/bin/noisechisel/noisechisel.h
index c933f4e..4450926 100644
--- a/bin/noisechisel/noisechisel.h
+++ b/bin/noisechisel/noisechisel.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/sky.c b/bin/noisechisel/sky.c
index cd66b55..62f54a8 100644
--- a/bin/noisechisel/sky.c
+++ b/bin/noisechisel/sky.c
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/sky.h b/bin/noisechisel/sky.h
index a7d308f..7527653 100644
--- a/bin/noisechisel/sky.h
+++ b/bin/noisechisel/sky.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/threshold.c b/bin/noisechisel/threshold.c
index 41f3e12..f60aace 100644
--- a/bin/noisechisel/threshold.c
+++ b/bin/noisechisel/threshold.c
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/threshold.h b/bin/noisechisel/threshold.h
index a4bc4bd..ef91c6a 100644
--- a/bin/noisechisel/threshold.h
+++ b/bin/noisechisel/threshold.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/ui.c b/bin/noisechisel/ui.c
index a38df40..3aeeaf2 100644
--- a/bin/noisechisel/ui.c
+++ b/bin/noisechisel/ui.c
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/ui.h b/bin/noisechisel/ui.h
index c42df7d..e5121f9 100644
--- a/bin/noisechisel/ui.h
+++ b/bin/noisechisel/ui.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/script/Makefile.am b/bin/script/Makefile.am
index 485c7fa..de7394c 100644
--- a/bin/script/Makefile.am
+++ b/bin/script/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2019, Free Software Foundation, Inc.
+## Copyright (C) 2019-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/script/sort-by-night.in b/bin/script/sort-by-night.in
index 5a882e4..402c3ed 100644
--- a/bin/script/sort-by-night.in
+++ b/bin/script/sort-by-night.in
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2019, Free Software Foundation, Inc.
+# Copyright (C) 2019-2020, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free
diff --git a/bin/segment/Makefile.am b/bin/segment/Makefile.am
index 817600f..ce89d67 100644
--- a/bin/segment/Makefile.am
+++ b/bin/segment/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2018-2019, Free Software Foundation, Inc.
+## Copyright (C) 2018-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/segment/args.h b/bin/segment/args.h
index c3400b1..1c80e2f 100644
--- a/bin/segment/args.h
+++ b/bin/segment/args.h
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/astsegment.conf b/bin/segment/astsegment.conf
index caf71bb..0d650dc 100644
--- a/bin/segment/astsegment.conf
+++ b/bin/segment/astsegment.conf
@@ -12,7 +12,7 @@
 #  $ info astsegment                     # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/segment/authors-cite.h b/bin/segment/authors-cite.h
index 47a406e..aa91f00 100644
--- a/bin/segment/authors-cite.h
+++ b/bin/segment/authors-cite.h
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/clumps.c b/bin/segment/clumps.c
index 5192715..bf290ca 100644
--- a/bin/segment/clumps.c
+++ b/bin/segment/clumps.c
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/clumps.h b/bin/segment/clumps.h
index 8b22863..cec3efc 100644
--- a/bin/segment/clumps.h
+++ b/bin/segment/clumps.h
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/kernel-2d.h b/bin/segment/kernel-2d.h
index e6c0944..be6af72 100644
--- a/bin/segment/kernel-2d.h
+++ b/bin/segment/kernel-2d.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/main.c b/bin/segment/main.c
index ceb3274..b284ed3 100644
--- a/bin/segment/main.c
+++ b/bin/segment/main.c
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/main.h b/bin/segment/main.h
index 3391202..ba95d55 100644
--- a/bin/segment/main.h
+++ b/bin/segment/main.h
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/segment.c b/bin/segment/segment.c
index eaa13fe..98c79e7 100644
--- a/bin/segment/segment.c
+++ b/bin/segment/segment.c
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/segment.h b/bin/segment/segment.h
index b179dfe..1a6e025 100644
--- a/bin/segment/segment.h
+++ b/bin/segment/segment.h
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/ui.c b/bin/segment/ui.c
index 71602b3..af92523 100644
--- a/bin/segment/ui.c
+++ b/bin/segment/ui.c
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/ui.h b/bin/segment/ui.h
index 5badbe2..713f75b 100644
--- a/bin/segment/ui.h
+++ b/bin/segment/ui.h
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/Makefile.am b/bin/statistics/Makefile.am
index 540757c..ef9325f 100644
--- a/bin/statistics/Makefile.am
+++ b/bin/statistics/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/statistics/args.h b/bin/statistics/args.h
index 9ee8852..6f19b4a 100644
--- a/bin/statistics/args.h
+++ b/bin/statistics/args.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/aststatistics.conf 
b/bin/statistics/aststatistics.conf
index 8257fef..1d749f7 100644
--- a/bin/statistics/aststatistics.conf
+++ b/bin/statistics/aststatistics.conf
@@ -12,7 +12,7 @@
 #  $ info aststatistics                  # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/statistics/authors-cite.h b/bin/statistics/authors-cite.h
index 3a3fc53..c2e6e55 100644
--- a/bin/statistics/authors-cite.h
+++ b/bin/statistics/authors-cite.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/contour.c b/bin/statistics/contour.c
index ffdb2e0..1d9e762 100644
--- a/bin/statistics/contour.c
+++ b/bin/statistics/contour.c
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2019, Free Software Foundation, Inc.
+Copyright (C) 2019-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/contour.h b/bin/statistics/contour.h
index 4d59c86..9ed14e6 100644
--- a/bin/statistics/contour.h
+++ b/bin/statistics/contour.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2019, Free Software Foundation, Inc.
+Copyright (C) 2019-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/main.c b/bin/statistics/main.c
index ec27665..0bf2dbb 100644
--- a/bin/statistics/main.c
+++ b/bin/statistics/main.c
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/main.h b/bin/statistics/main.h
index 7455dc8..fadcaf2 100644
--- a/bin/statistics/main.h
+++ b/bin/statistics/main.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/sky.c b/bin/statistics/sky.c
index b2ecdd7..656e037 100644
--- a/bin/statistics/sky.c
+++ b/bin/statistics/sky.c
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/sky.h b/bin/statistics/sky.h
index 18b4409..50b19ca 100644
--- a/bin/statistics/sky.h
+++ b/bin/statistics/sky.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/statistics.c b/bin/statistics/statistics.c
index 3a36134..f80ce8c 100644
--- a/bin/statistics/statistics.c
+++ b/bin/statistics/statistics.c
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/statistics.h b/bin/statistics/statistics.h
index f92391b..cb75d2a 100644
--- a/bin/statistics/statistics.h
+++ b/bin/statistics/statistics.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/ui.c b/bin/statistics/ui.c
index e590b51..43c3259 100644
--- a/bin/statistics/ui.c
+++ b/bin/statistics/ui.c
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/ui.h b/bin/statistics/ui.h
index d1aab3b..2e0ea6a 100644
--- a/bin/statistics/ui.h
+++ b/bin/statistics/ui.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/Makefile.am b/bin/table/Makefile.am
index 8b4dcdb..c7cb5bc 100644
--- a/bin/table/Makefile.am
+++ b/bin/table/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2016-2019, Free Software Foundation, Inc.
+## Copyright (C) 2016-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/table/args.h b/bin/table/args.h
index ec98890..fa2b6cb 100644
--- a/bin/table/args.h
+++ b/bin/table/args.h
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/arithmetic.c b/bin/table/arithmetic.c
index 279a9a5..50f2620 100644
--- a/bin/table/arithmetic.c
+++ b/bin/table/arithmetic.c
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2019, Free Software Foundation, Inc.
+Copyright (C) 2019-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/arithmetic.h b/bin/table/arithmetic.h
index 7695484..2df0278 100644
--- a/bin/table/arithmetic.h
+++ b/bin/table/arithmetic.h
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2019, Free Software Foundation, Inc.
+Copyright (C) 2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/asttable.conf b/bin/table/asttable.conf
index 4660480..4143cd2 100644
--- a/bin/table/asttable.conf
+++ b/bin/table/asttable.conf
@@ -12,7 +12,7 @@
 #  $ info asttable                       # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/table/authors-cite.h b/bin/table/authors-cite.h
index c1824f5..d3ab481 100644
--- a/bin/table/authors-cite.h
+++ b/bin/table/authors-cite.h
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/main.c b/bin/table/main.c
index 5361480..f83746e 100644
--- a/bin/table/main.c
+++ b/bin/table/main.c
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/main.h b/bin/table/main.h
index 0a55512..1b461cd 100644
--- a/bin/table/main.h
+++ b/bin/table/main.h
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/table.c b/bin/table/table.c
index b5cb585..f6c0928 100644
--- a/bin/table/table.c
+++ b/bin/table/table.c
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/table.h b/bin/table/table.h
index ee78434..a516f9e 100644
--- a/bin/table/table.h
+++ b/bin/table/table.h
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/ui.c b/bin/table/ui.c
index 63226a6..1fc3517 100644
--- a/bin/table/ui.c
+++ b/bin/table/ui.c
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/ui.h b/bin/table/ui.h
index 7af1d1c..6782f63 100644
--- a/bin/table/ui.h
+++ b/bin/table/ui.h
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/Makefile.am b/bin/warp/Makefile.am
index 9759465..83c0003 100644
--- a/bin/warp/Makefile.am
+++ b/bin/warp/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/warp/args.h b/bin/warp/args.h
index c1d10d5..e626310 100644
--- a/bin/warp/args.h
+++ b/bin/warp/args.h
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/astwarp.conf b/bin/warp/astwarp.conf
index 6b2604e..3597105 100644
--- a/bin/warp/astwarp.conf
+++ b/bin/warp/astwarp.conf
@@ -12,7 +12,7 @@
 #  $ info astwarp                        # All options and input/output.
 #  $ info gnuastro "Configuration files" # How to use configuration files.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/bin/warp/authors-cite.h b/bin/warp/authors-cite.h
index 7659a5f..dc45ef4 100644
--- a/bin/warp/authors-cite.h
+++ b/bin/warp/authors-cite.h
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/main.c b/bin/warp/main.c
index 18677a6..13c4d7d 100644
--- a/bin/warp/main.c
+++ b/bin/warp/main.c
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/main.h b/bin/warp/main.h
index acbfbfc..c451a40 100644
--- a/bin/warp/main.h
+++ b/bin/warp/main.h
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/ui.c b/bin/warp/ui.c
index 0c0cdf6..b91ecc1 100644
--- a/bin/warp/ui.c
+++ b/bin/warp/ui.c
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/ui.h b/bin/warp/ui.h
index 17df9db..93f6c42 100644
--- a/bin/warp/ui.h
+++ b/bin/warp/ui.h
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/warp.c b/bin/warp/warp.c
index 68cf7cf..cf32067 100644
--- a/bin/warp/warp.c
+++ b/bin/warp/warp.c
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/warp.h b/bin/warp/warp.h
index 504493c..01c5829 100644
--- a/bin/warp/warp.h
+++ b/bin/warp/warp.h
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bootstrap.conf b/bootstrap.conf
index a298ac2..e6e5eb0 100644
--- a/bootstrap.conf
+++ b/bootstrap.conf
@@ -18,7 +18,7 @@
 #     Mosè Giordano <address@hidden>
 # Contributing author(s):
 #     Mohammad Akhlaghi <address@hidden>
-# Copyright (C) 2016-2019 Free Software Foundation, Inc.
+# Copyright (C) 2016-2020 Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/bootstrapped/README b/bootstrapped/README
index 73adb0f..a6c4f17 100644
--- a/bootstrapped/README
+++ b/bootstrapped/README
@@ -1,7 +1,7 @@
 Imported files to GNU Astronomy Utilities
 =========================================
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 See the end of the file for license conditions.
 
 The contents of this directory (except this README file!) are imported
@@ -48,7 +48,7 @@ operating systems.
 Copyright information
 ---------------------
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document under
 the terms of the GNU Free Documentation License, Version 1.3 or any later
diff --git a/configure.ac b/configure.ac
index d3b48c6..57757e9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -12,7 +12,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019, Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
diff --git a/developer-build b/developer-build
index f528b8b..7854d9b 100755
--- a/developer-build
+++ b/developer-build
@@ -9,7 +9,7 @@
 #   Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
 #   Mosè Giordano <address@hidden>
-# Copyright (C) 2016-2019, Free Software Foundation, Inc.
+# Copyright (C) 2016-2020, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free
diff --git a/doc/Makefile.am b/doc/Makefile.am
index 8e85d02..a029477 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -6,7 +6,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## GNU Astronomy Utilities is free software: you can redistribute it
 ## and/or modify it under the terms of the GNU General Public License
diff --git a/doc/README b/doc/README
index f1693e5..123c722 100644
--- a/doc/README
+++ b/doc/README
@@ -1,7 +1,7 @@
 Documentation of GNU Astronomy Utilities
 ========================================
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 See the end of the file for license conditions.
 
 This directory contains the documentation (manual) of GNU Astronomy
@@ -57,7 +57,7 @@ Documentation License, Version 1.3 or later, just like this 
README
 
 Copyright
 ---------
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document under
 the terms of the GNU Free Documentation License, Version 1.3 or any later
diff --git a/doc/announce-acknowledge.txt b/doc/announce-acknowledge.txt
index 5e96eda..69a0278 100644
--- a/doc/announce-acknowledge.txt
+++ b/doc/announce-acknowledge.txt
@@ -3,7 +3,7 @@ Alphabetically ordered list to acknowledge in the next release.
 Joseph Putko
 
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document under
 the terms of the GNU Free Documentation License, Version 1.3 or any later
diff --git a/doc/fonts.css b/doc/fonts.css
index 9145272..f45ef9f 100644
--- a/doc/fonts.css
+++ b/doc/fonts.css
@@ -3,7 +3,7 @@
 Original author:
     Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019 Free Software Foundation, Inc.
+Copyright (C) 2016-2020 Free Software Foundation, Inc.
 
 This stylesheet is free software: you can redistribute it and/or
 modify it under the terms of the GNU General Public Licence as
diff --git a/doc/formath.texi b/doc/formath.texi
index ce9c276..b512138 100644
--- a/doc/formath.texi
+++ b/doc/formath.texi
@@ -12,7 +12,7 @@ For the other formats, everything is normal, except the 
display math
 equations that don't have any proper solution, so I have just put a $$
 $$ around the math.
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification,
 are permitted in any medium without royalty provided the copyright
diff --git a/doc/forwebpage b/doc/forwebpage
index cc42dae..4577d9a 100755
--- a/doc/forwebpage
+++ b/doc/forwebpage
@@ -76,7 +76,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2016-2019, Free Software Foundation, Inc.
+# Copyright (C) 2016-2020, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
diff --git a/doc/genauthors b/doc/genauthors
index 42806e9..989cc62 100755
--- a/doc/genauthors
+++ b/doc/genauthors
@@ -13,7 +13,7 @@
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
 #     Mosè Giordano <address@hidden>
-# Copyright (C) 2016-2019, Free Software Foundation, Inc.
+# Copyright (C) 2016-2020, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free
diff --git a/doc/gnuastro-figures/README b/doc/gnuastro-figures/README
index 44b56fe..effa889 100644
--- a/doc/gnuastro-figures/README
+++ b/doc/gnuastro-figures/README
@@ -21,7 +21,7 @@ epicycles.png: This is a combined image from two images on 
Wikipedia (links
 
 Copyright information
 ---------------------
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document under
 the terms of the GNU Free Documentation License, Version 1.3 or any later
diff --git a/doc/gnuastro.texi b/doc/gnuastro.texi
index 4b485b0..6eb4a79 100644
--- a/doc/gnuastro.texi
+++ b/doc/gnuastro.texi
@@ -36,7 +36,7 @@
 This book documents version @value{VERSION} of the GNU Astronomy Utilities 
(Gnuastro).
 Gnuastro provides various programs and libraries for astronomical data 
manipulation and analysis.
 
-Copyright @copyright{} 2015-2019 Free Software Foundation, Inc.
+Copyright @copyright{} 2015-2020, Free Software Foundation, Inc.
 
 @quotation
 Permission is granted to copy, distribute and/or modify this document under 
the terms of the GNU Free Documentation License, Version 1.3 or any later 
version published by the Free Software Foundation; with no Invariant Sections, 
no Front-Cover Texts, and no Back-Cover Texts.
diff --git a/doc/gnuastro.translist b/doc/gnuastro.translist
index b32d101..0866d3a 100644
--- a/doc/gnuastro.translist
+++ b/doc/gnuastro.translist
@@ -1,5 +1,5 @@
 <!-- begin translist file -->
-<!-- Copyright (C) 2015-2019, Free Software Foundation, Inc.
+<!-- Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
  This file is part of GNU Astronomy Utilities (Gnuastro) webpage.
 
diff --git a/doc/javascript.html b/doc/javascript.html
index b078dda..8050a58 100644
--- a/doc/javascript.html
+++ b/doc/javascript.html
@@ -4,7 +4,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2016-2019, Free Software Foundation, Inc.
+# Copyright (C) 2016-2020, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
diff --git a/doc/plotsrc/Makefile b/doc/plotsrc/Makefile
index e7a6788..d3903cc 100644
--- a/doc/plotsrc/Makefile
+++ b/doc/plotsrc/Makefile
@@ -3,7 +3,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019, Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # GNU Astronomy Utilities is free software: you can redistribute it
 # and/or modify it under the terms of the GNU General Public License
diff --git a/doc/plotsrc/README b/doc/plotsrc/README
index 6511edf..3222f59 100644
--- a/doc/plotsrc/README
+++ b/doc/plotsrc/README
@@ -1,7 +1,7 @@
 Make the plots/figures of the book
 ----------------------------------
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 See the end of the file for license conditions.
 
 This directory has all the necessary information to make the plots
@@ -32,7 +32,7 @@ in Ghostscript that has been fixed since version 9.24
 
 Copyright
 ---------
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document under
 the terms of the GNU Free Documentation License, Version 1.3 or any later
diff --git a/doc/plotsrc/all.tex b/doc/plotsrc/all.tex
index c9c4888..55f1d21 100644
--- a/doc/plotsrc/all.tex
+++ b/doc/plotsrc/all.tex
@@ -5,7 +5,7 @@
 % Original author:
 %     Mohammad Akhlaghi <address@hidden>
 % Contributing author(s):
-% Copyright (C) 2015-2019, Free Software Foundation, Inc.
+% Copyright (C) 2015-2020, Free Software Foundation, Inc.
 %
 % Gnuastro is free software: you can redistribute it and/or modify it
 % under the terms of the GNU General Public License as published by
diff --git a/doc/plotsrc/conversions.sh b/doc/plotsrc/conversions.sh
index df48883..8d1f7ce 100755
--- a/doc/plotsrc/conversions.sh
+++ b/doc/plotsrc/conversions.sh
@@ -13,7 +13,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019, Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
diff --git a/doc/plotsrc/tex/flatplane.tex b/doc/plotsrc/tex/flatplane.tex
index d68d9f7..d4ea8dc 100644
--- a/doc/plotsrc/tex/flatplane.tex
+++ b/doc/plotsrc/tex/flatplane.tex
@@ -5,7 +5,7 @@
 % Original author:
 %     Mohammad Akhlaghi <address@hidden>
 % Contributing author(s):
-% Copyright (C) 2016-2019, Free Software Foundation, Inc.
+% Copyright (C) 2016-2020, Free Software Foundation, Inc.
 %
 % Gnuastro is free software: you can redistribute it and/or modify it
 % under the terms of the GNU General Public License as published by
diff --git a/doc/plotsrc/tex/iandtime.tex b/doc/plotsrc/tex/iandtime.tex
index 1ccea2f..b0a3d27 100644
--- a/doc/plotsrc/tex/iandtime.tex
+++ b/doc/plotsrc/tex/iandtime.tex
@@ -5,7 +5,7 @@
 % Original author:
 %     Mohammad Akhlaghi <address@hidden>
 % Contributing author(s):
-% Copyright (C) 2015-2019, Free Software Foundation, Inc.
+% Copyright (C) 2015-2020, Free Software Foundation, Inc.
 %
 % Gnuastro is free software: you can redistribute it and/or modify it
 % under the terms of the GNU General Public License as published by
diff --git a/doc/plotsrc/tex/samplingfreq.tex b/doc/plotsrc/tex/samplingfreq.tex
index 5e34e5d..a323663 100644
--- a/doc/plotsrc/tex/samplingfreq.tex
+++ b/doc/plotsrc/tex/samplingfreq.tex
@@ -5,7 +5,7 @@
 % Original author:
 %     Mohammad Akhlaghi <address@hidden>
 % Contributing author(s):
-% Copyright (C) 2015-2019, Free Software Foundation, Inc.
+% Copyright (C) 2015-2020, Free Software Foundation, Inc.
 %
 % Gnuastro is free software: you can redistribute it and/or modify it
 % under the terms of the GNU General Public License as published by
diff --git a/doc/plotsrc/tex/sphereandplane.tex 
b/doc/plotsrc/tex/sphereandplane.tex
index ee27ede..d75bbaf 100644
--- a/doc/plotsrc/tex/sphereandplane.tex
+++ b/doc/plotsrc/tex/sphereandplane.tex
@@ -5,7 +5,7 @@
 % Original author:
 %     Mohammad Akhlaghi <address@hidden>
 % Contributing author(s):
-% Copyright (C) 2016-2019, Free Software Foundation, Inc.
+% Copyright (C) 2016-2020, Free Software Foundation, Inc.
 %
 % Gnuastro is free software: you can redistribute it and/or modify it
 % under the terms of the GNU General Public License as published by
diff --git a/doc/release-checklist.txt b/doc/release-checklist.txt
index b9d4fe6..00e2903 100644
--- a/doc/release-checklist.txt
+++ b/doc/release-checklist.txt
@@ -1,7 +1,7 @@
 Gnuastro release checklist
 ==========================
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 See the end of the file for license conditions.
 
 This file is primarily intended for the Gnuastro maintainer and lists the
@@ -418,7 +418,7 @@ Steps necessary to Package Gnuastro for Debian.
 
 Copyright
 =========
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document under
 the terms of the GNU Free Documentation License, Version 1.3 or any later
diff --git a/doc/style.css b/doc/style.css
index 2658ea0..936ce62 100644
--- a/doc/style.css
+++ b/doc/style.css
@@ -3,7 +3,7 @@
 Original author:
     Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019 Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 This stylesheet is free software: you can redistribute it and/or
 modify it under the terms of the GNU General Public Licence as
diff --git a/genauthors b/genauthors
index 3a53fc7..7532b61 100755
--- a/genauthors
+++ b/genauthors
@@ -16,7 +16,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019, Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by the
diff --git a/lib/Makefile.am b/lib/Makefile.am
index b4405f0..2b36836 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/lib/arithmetic-and.c b/lib/arithmetic-and.c
index 2eb6999..31ff364 100644
--- a/lib/arithmetic-and.c
+++ b/lib/arithmetic-and.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-bitand.c b/lib/arithmetic-bitand.c
index 5aa5845..d483ddd 100644
--- a/lib/arithmetic-bitand.c
+++ b/lib/arithmetic-bitand.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-bitlsh.c b/lib/arithmetic-bitlsh.c
index 14ab5c8..4e25c66 100644
--- a/lib/arithmetic-bitlsh.c
+++ b/lib/arithmetic-bitlsh.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-bitor.c b/lib/arithmetic-bitor.c
index 4c9625c..4795b36 100644
--- a/lib/arithmetic-bitor.c
+++ b/lib/arithmetic-bitor.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-bitrsh.c b/lib/arithmetic-bitrsh.c
index c74c666..2e97665 100644
--- a/lib/arithmetic-bitrsh.c
+++ b/lib/arithmetic-bitrsh.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-bitxor.c b/lib/arithmetic-bitxor.c
index e2fd3ce..de60798 100644
--- a/lib/arithmetic-bitxor.c
+++ b/lib/arithmetic-bitxor.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-divide.c b/lib/arithmetic-divide.c
index 7838392..21c6385 100644
--- a/lib/arithmetic-divide.c
+++ b/lib/arithmetic-divide.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-eq.c b/lib/arithmetic-eq.c
index 7003924..b8a31c3 100644
--- a/lib/arithmetic-eq.c
+++ b/lib/arithmetic-eq.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-ge.c b/lib/arithmetic-ge.c
index 66f47ee..5b284fd 100644
--- a/lib/arithmetic-ge.c
+++ b/lib/arithmetic-ge.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-gt.c b/lib/arithmetic-gt.c
index 353e2b1..7e8a34f 100644
--- a/lib/arithmetic-gt.c
+++ b/lib/arithmetic-gt.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-le.c b/lib/arithmetic-le.c
index 0457eca..9289eab 100644
--- a/lib/arithmetic-le.c
+++ b/lib/arithmetic-le.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-lt.c b/lib/arithmetic-lt.c
index 3c0f1ae..8ccfe90 100644
--- a/lib/arithmetic-lt.c
+++ b/lib/arithmetic-lt.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-minus.c b/lib/arithmetic-minus.c
index bbd083d..31f8883 100644
--- a/lib/arithmetic-minus.c
+++ b/lib/arithmetic-minus.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-modulo.c b/lib/arithmetic-modulo.c
index 93fa0e4..f3c2fcc 100644
--- a/lib/arithmetic-modulo.c
+++ b/lib/arithmetic-modulo.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-multiply.c b/lib/arithmetic-multiply.c
index 28e784b..e5e18c7 100644
--- a/lib/arithmetic-multiply.c
+++ b/lib/arithmetic-multiply.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-ne.c b/lib/arithmetic-ne.c
index c695f8f..7860193 100644
--- a/lib/arithmetic-ne.c
+++ b/lib/arithmetic-ne.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-or.c b/lib/arithmetic-or.c
index 6117006..3138605 100644
--- a/lib/arithmetic-or.c
+++ b/lib/arithmetic-or.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-plus.c b/lib/arithmetic-plus.c
index abe84cb..69cd2ee 100644
--- a/lib/arithmetic-plus.c
+++ b/lib/arithmetic-plus.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic.c b/lib/arithmetic.c
index ec6fef9..c391f86 100644
--- a/lib/arithmetic.c
+++ b/lib/arithmetic.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/array.c b/lib/array.c
index 8142bd0..4f72a55 100644
--- a/lib/array.c
+++ b/lib/array.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/binary.c b/lib/binary.c
index a99461e..84b9690 100644
--- a/lib/binary.c
+++ b/lib/binary.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/blank.c b/lib/blank.c
index 1d71f7d..5eded42 100644
--- a/lib/blank.c
+++ b/lib/blank.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/box.c b/lib/box.c
index 1a48f71..49751fb 100644
--- a/lib/box.c
+++ b/lib/box.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/checkset.c b/lib/checkset.c
index 1464e1f..03f332e 100644
--- a/lib/checkset.c
+++ b/lib/checkset.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/convolve.c b/lib/convolve.c
index 27b0574..3ba6132 100644
--- a/lib/convolve.c
+++ b/lib/convolve.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/cosmology.c b/lib/cosmology.c
index b8d243b..f02261d 100644
--- a/lib/cosmology.c
+++ b/lib/cosmology.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/data.c b/lib/data.c
index fd112cc..7e05060 100644
--- a/lib/data.c
+++ b/lib/data.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/dimension.c b/lib/dimension.c
index 47a98f8..e994a92 100644
--- a/lib/dimension.c
+++ b/lib/dimension.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/eps.c b/lib/eps.c
index 9e07402..bc4611e 100644
--- a/lib/eps.c
+++ b/lib/eps.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/fits.c b/lib/fits.c
index 4463602..8ad9c71 100644
--- a/lib/fits.c
+++ b/lib/fits.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/git.c b/lib/git.c
index 57d29e3..1650293 100644
--- a/lib/git.c
+++ b/lib/git.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/README b/lib/gnuastro-internal/README
index a4e26f2..62f7683 100644
--- a/lib/gnuastro-internal/README
+++ b/lib/gnuastro-internal/README
@@ -1,7 +1,7 @@
 GNU Astronomy Utilities internal header files
 ---------------------------------------------
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 See the end of the file for license conditions.
 
 The `.h' files in this directory are headers to Gnuastro's internal
@@ -17,7 +17,6 @@ enough).
 
 Copyright
 ---------
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document under
 the terms of the GNU Free Documentation License, Version 1.3 or any later
diff --git a/lib/gnuastro-internal/arithmetic-and.h 
b/lib/gnuastro-internal/arithmetic-and.h
index 44ef3df..a4c0c04 100644
--- a/lib/gnuastro-internal/arithmetic-and.h
+++ b/lib/gnuastro-internal/arithmetic-and.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-binary.h 
b/lib/gnuastro-internal/arithmetic-binary.h
index 010e874..f7e07c4 100644
--- a/lib/gnuastro-internal/arithmetic-binary.h
+++ b/lib/gnuastro-internal/arithmetic-binary.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-bitand.h 
b/lib/gnuastro-internal/arithmetic-bitand.h
index aa563bc..26e0f78 100644
--- a/lib/gnuastro-internal/arithmetic-bitand.h
+++ b/lib/gnuastro-internal/arithmetic-bitand.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-bitlsh.h 
b/lib/gnuastro-internal/arithmetic-bitlsh.h
index 86998dc..52b0bbf 100644
--- a/lib/gnuastro-internal/arithmetic-bitlsh.h
+++ b/lib/gnuastro-internal/arithmetic-bitlsh.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-bitor.h 
b/lib/gnuastro-internal/arithmetic-bitor.h
index 9cd5133..cf50cff 100644
--- a/lib/gnuastro-internal/arithmetic-bitor.h
+++ b/lib/gnuastro-internal/arithmetic-bitor.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-bitrsh.h 
b/lib/gnuastro-internal/arithmetic-bitrsh.h
index b129458..304b9ea 100644
--- a/lib/gnuastro-internal/arithmetic-bitrsh.h
+++ b/lib/gnuastro-internal/arithmetic-bitrsh.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-bitxor.h 
b/lib/gnuastro-internal/arithmetic-bitxor.h
index 857a43b..af620d5 100644
--- a/lib/gnuastro-internal/arithmetic-bitxor.h
+++ b/lib/gnuastro-internal/arithmetic-bitxor.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-divide.h 
b/lib/gnuastro-internal/arithmetic-divide.h
index d521e5a..19878b7 100644
--- a/lib/gnuastro-internal/arithmetic-divide.h
+++ b/lib/gnuastro-internal/arithmetic-divide.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-eq.h 
b/lib/gnuastro-internal/arithmetic-eq.h
index 716c041..5e3b237 100644
--- a/lib/gnuastro-internal/arithmetic-eq.h
+++ b/lib/gnuastro-internal/arithmetic-eq.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-ge.h 
b/lib/gnuastro-internal/arithmetic-ge.h
index 9b53546..317ade9 100644
--- a/lib/gnuastro-internal/arithmetic-ge.h
+++ b/lib/gnuastro-internal/arithmetic-ge.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-gt.h 
b/lib/gnuastro-internal/arithmetic-gt.h
index aaaa6d5..6b7dbf2 100644
--- a/lib/gnuastro-internal/arithmetic-gt.h
+++ b/lib/gnuastro-internal/arithmetic-gt.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-internal.h 
b/lib/gnuastro-internal/arithmetic-internal.h
index f9d2bdd..18375c6 100644
--- a/lib/gnuastro-internal/arithmetic-internal.h
+++ b/lib/gnuastro-internal/arithmetic-internal.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-le.h 
b/lib/gnuastro-internal/arithmetic-le.h
index 857b6db..dfbecd7 100644
--- a/lib/gnuastro-internal/arithmetic-le.h
+++ b/lib/gnuastro-internal/arithmetic-le.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-lt.h 
b/lib/gnuastro-internal/arithmetic-lt.h
index 3238df2..8e0849e 100644
--- a/lib/gnuastro-internal/arithmetic-lt.h
+++ b/lib/gnuastro-internal/arithmetic-lt.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-minus.h 
b/lib/gnuastro-internal/arithmetic-minus.h
index a7a0a79..8b24af7 100644
--- a/lib/gnuastro-internal/arithmetic-minus.h
+++ b/lib/gnuastro-internal/arithmetic-minus.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-modulo.h 
b/lib/gnuastro-internal/arithmetic-modulo.h
index 2448c60..f86b3dd 100644
--- a/lib/gnuastro-internal/arithmetic-modulo.h
+++ b/lib/gnuastro-internal/arithmetic-modulo.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-multiply.h 
b/lib/gnuastro-internal/arithmetic-multiply.h
index c67a75b..4b447d5 100644
--- a/lib/gnuastro-internal/arithmetic-multiply.h
+++ b/lib/gnuastro-internal/arithmetic-multiply.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-ne.h 
b/lib/gnuastro-internal/arithmetic-ne.h
index 9a564f6..541d8c0 100644
--- a/lib/gnuastro-internal/arithmetic-ne.h
+++ b/lib/gnuastro-internal/arithmetic-ne.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-or.h 
b/lib/gnuastro-internal/arithmetic-or.h
index 188c69b..25793d5 100644
--- a/lib/gnuastro-internal/arithmetic-or.h
+++ b/lib/gnuastro-internal/arithmetic-or.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-plus.h 
b/lib/gnuastro-internal/arithmetic-plus.h
index 339d113..c004f5d 100644
--- a/lib/gnuastro-internal/arithmetic-plus.h
+++ b/lib/gnuastro-internal/arithmetic-plus.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/checkset.h b/lib/gnuastro-internal/checkset.h
index 35e1085..0960815 100644
--- a/lib/gnuastro-internal/checkset.h
+++ b/lib/gnuastro-internal/checkset.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/commonopts.h 
b/lib/gnuastro-internal/commonopts.h
index ff35933..a9791b9 100644
--- a/lib/gnuastro-internal/commonopts.h
+++ b/lib/gnuastro-internal/commonopts.h
@@ -6,7 +6,7 @@ IMPORTANT: This header must only be included the programs, not 
libraries.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/config.h.in 
b/lib/gnuastro-internal/config.h.in
index 14fa844..3d43212 100644
--- a/lib/gnuastro-internal/config.h.in
+++ b/lib/gnuastro-internal/config.h.in
@@ -4,7 +4,7 @@ Functions dealing with general aspects of all Gnuastro.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/fixedstringmacros.h 
b/lib/gnuastro-internal/fixedstringmacros.h
index 66228cb..ef733a1 100644
--- a/lib/gnuastro-internal/fixedstringmacros.h
+++ b/lib/gnuastro-internal/fixedstringmacros.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
@@ -26,7 +26,7 @@ along with Gnuastro. If not, see 
<http://www.gnu.org/licenses/>.
 
 
 #define GAL_STRINGS_SHORT_COPYRIGHT                                     \
-  "Copyright (C) 2015-2019, Free Software Foundation, Inc."
+  "Copyright (C) 2015-2020, Free Software Foundation, Inc."
 
 
 #define GAL_STRINGS_SHORT_LICENSE                                       \
diff --git a/lib/gnuastro-internal/options.h b/lib/gnuastro-internal/options.h
index b6f4ea0..dd0e678 100644
--- a/lib/gnuastro-internal/options.h
+++ b/lib/gnuastro-internal/options.h
@@ -4,7 +4,7 @@ Function to parse options and configuration file values.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/tableintern.h 
b/lib/gnuastro-internal/tableintern.h
index fdfddee..7c892de 100644
--- a/lib/gnuastro-internal/tableintern.h
+++ b/lib/gnuastro-internal/tableintern.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/tile-internal.h 
b/lib/gnuastro-internal/tile-internal.h
index dfa402b..b0cd6d6 100644
--- a/lib/gnuastro-internal/tile-internal.h
+++ b/lib/gnuastro-internal/tile-internal.h
@@ -6,7 +6,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/timing.h b/lib/gnuastro-internal/timing.h
index 9b36e18..1cd3148 100644
--- a/lib/gnuastro-internal/timing.h
+++ b/lib/gnuastro-internal/timing.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro.pc.in b/lib/gnuastro.pc.in
index 73759b7..30cf2dc 100644
--- a/lib/gnuastro.pc.in
+++ b/lib/gnuastro.pc.in
@@ -3,7 +3,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019, Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
diff --git a/lib/gnuastro/README b/lib/gnuastro/README
index 8dec4c3..6bc8898 100644
--- a/lib/gnuastro/README
+++ b/lib/gnuastro/README
@@ -1,7 +1,7 @@
 GNU Astronomy Utilities library header files
 ============================================
 
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 See the end of the file for license conditions.
 
 This directory contins Gnuastro's installed library header files. Once
@@ -22,7 +22,7 @@ in the parent directory of this directory mixed with the 
actual library
 
 Copyright
 ---------
-Copyright (C) 2015-2019 Free Software Foundation, Inc.
+Copyright (C) 2015-2020 Free Software Foundation, Inc.
 
 Permission is granted to copy, distribute and/or modify this document under
 the terms of the GNU Free Documentation License, Version 1.3 or any later
diff --git a/lib/gnuastro/arithmetic.h b/lib/gnuastro/arithmetic.h
index ce529ff..7a34d0d 100644
--- a/lib/gnuastro/arithmetic.h
+++ b/lib/gnuastro/arithmetic.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/array.h b/lib/gnuastro/array.h
index 137d5bc..697efdf 100644
--- a/lib/gnuastro/array.h
+++ b/lib/gnuastro/array.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/binary.h b/lib/gnuastro/binary.h
index 786cfd9..35b302d 100644
--- a/lib/gnuastro/binary.h
+++ b/lib/gnuastro/binary.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/blank.h b/lib/gnuastro/blank.h
index d9fedb3..3b4e22f 100644
--- a/lib/gnuastro/blank.h
+++ b/lib/gnuastro/blank.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/box.h b/lib/gnuastro/box.h
index ee79a83..a5c396a 100644
--- a/lib/gnuastro/box.h
+++ b/lib/gnuastro/box.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/convolve.h b/lib/gnuastro/convolve.h
index 8e61940..fad2312 100644
--- a/lib/gnuastro/convolve.h
+++ b/lib/gnuastro/convolve.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/cosmology.h b/lib/gnuastro/cosmology.h
index b64ed0c..e49f607 100644
--- a/lib/gnuastro/cosmology.h
+++ b/lib/gnuastro/cosmology.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/data.h b/lib/gnuastro/data.h
index 048e05a..31bc42e 100644
--- a/lib/gnuastro/data.h
+++ b/lib/gnuastro/data.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/dimension.h b/lib/gnuastro/dimension.h
index c9bf682..ead8d0a 100644
--- a/lib/gnuastro/dimension.h
+++ b/lib/gnuastro/dimension.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/eps.h b/lib/gnuastro/eps.h
index 4026bde..b32efb3 100644
--- a/lib/gnuastro/eps.h
+++ b/lib/gnuastro/eps.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/fits.h b/lib/gnuastro/fits.h
index b330baa..1b00519 100644
--- a/lib/gnuastro/fits.h
+++ b/lib/gnuastro/fits.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/git.h b/lib/gnuastro/git.h
index f3c4f8d..069214f 100644
--- a/lib/gnuastro/git.h
+++ b/lib/gnuastro/git.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/interpolate.h b/lib/gnuastro/interpolate.h
index 5f1ec26..65fc48e 100644
--- a/lib/gnuastro/interpolate.h
+++ b/lib/gnuastro/interpolate.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/jpeg.h b/lib/gnuastro/jpeg.h
index 9ab0cf4..e366b0a 100644
--- a/lib/gnuastro/jpeg.h
+++ b/lib/gnuastro/jpeg.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/label.h b/lib/gnuastro/label.h
index 73299f9..1482a73 100644
--- a/lib/gnuastro/label.h
+++ b/lib/gnuastro/label.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/list.h b/lib/gnuastro/list.h
index 202cc8b..b345be4 100644
--- a/lib/gnuastro/list.h
+++ b/lib/gnuastro/list.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/match.h b/lib/gnuastro/match.h
index 4804f16..3c55e71 100644
--- a/lib/gnuastro/match.h
+++ b/lib/gnuastro/match.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/pdf.h b/lib/gnuastro/pdf.h
index 5ca76c4..1581d37 100644
--- a/lib/gnuastro/pdf.h
+++ b/lib/gnuastro/pdf.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/permutation.h b/lib/gnuastro/permutation.h
index ba73d87..2b634bf 100644
--- a/lib/gnuastro/permutation.h
+++ b/lib/gnuastro/permutation.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/pointer.h b/lib/gnuastro/pointer.h
index e3f6b6d..f44ac8f 100644
--- a/lib/gnuastro/pointer.h
+++ b/lib/gnuastro/pointer.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/polygon.h b/lib/gnuastro/polygon.h
index 70fe416..d4f24d0 100644
--- a/lib/gnuastro/polygon.h
+++ b/lib/gnuastro/polygon.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/qsort.h b/lib/gnuastro/qsort.h
index f7bd374..c9a8a8e 100644
--- a/lib/gnuastro/qsort.h
+++ b/lib/gnuastro/qsort.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/speclines.h b/lib/gnuastro/speclines.h
index 370db1a..65cf01d 100644
--- a/lib/gnuastro/speclines.h
+++ b/lib/gnuastro/speclines.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2019, Free Software Foundation, Inc.
+Copyright (C) 2019-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/statistics.h b/lib/gnuastro/statistics.h
index f128f82..6700da1 100644
--- a/lib/gnuastro/statistics.h
+++ b/lib/gnuastro/statistics.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/table.h b/lib/gnuastro/table.h
index f0808f3..1be04d5 100644
--- a/lib/gnuastro/table.h
+++ b/lib/gnuastro/table.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/threads.h b/lib/gnuastro/threads.h
index 605c264..7fb0d4d 100644
--- a/lib/gnuastro/threads.h
+++ b/lib/gnuastro/threads.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/tiff.h b/lib/gnuastro/tiff.h
index aba3379..a5e7d74 100644
--- a/lib/gnuastro/tiff.h
+++ b/lib/gnuastro/tiff.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/tile.h b/lib/gnuastro/tile.h
index 59fe387..8add19a 100644
--- a/lib/gnuastro/tile.h
+++ b/lib/gnuastro/tile.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/txt.h b/lib/gnuastro/txt.h
index 39bfae2..63b2793 100644
--- a/lib/gnuastro/txt.h
+++ b/lib/gnuastro/txt.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/type.h b/lib/gnuastro/type.h
index e43661b..1721419 100644
--- a/lib/gnuastro/type.h
+++ b/lib/gnuastro/type.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/wcs.h b/lib/gnuastro/wcs.h
index 7395dfd..840e6d2 100644
--- a/lib/gnuastro/wcs.h
+++ b/lib/gnuastro/wcs.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/interpolate.c b/lib/interpolate.c
index ffeacb3..d73e405 100644
--- a/lib/interpolate.c
+++ b/lib/interpolate.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/jpeg.c b/lib/jpeg.c
index 9d41b07..28b3efc 100644
--- a/lib/jpeg.c
+++ b/lib/jpeg.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/label.c b/lib/label.c
index 895811d..15bb721 100644
--- a/lib/label.c
+++ b/lib/label.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/list.c b/lib/list.c
index b383894..fed10d3 100644
--- a/lib/list.c
+++ b/lib/list.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/match.c b/lib/match.c
index a69fb86..6f0de21 100644
--- a/lib/match.c
+++ b/lib/match.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/options.c b/lib/options.c
index 3687787..f93fc60 100644
--- a/lib/options.c
+++ b/lib/options.c
@@ -4,7 +4,7 @@ Function to parse options and configuration file values.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/pdf.c b/lib/pdf.c
index c3b71ee..f6c1364 100644
--- a/lib/pdf.c
+++ b/lib/pdf.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/permutation.c b/lib/permutation.c
index 470e240..8168158 100644
--- a/lib/permutation.c
+++ b/lib/permutation.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/pointer.c b/lib/pointer.c
index 183e924..58e6d70 100644
--- a/lib/pointer.c
+++ b/lib/pointer.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/polygon.c b/lib/polygon.c
index 75057ef..4c51223 100644
--- a/lib/polygon.c
+++ b/lib/polygon.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/qsort.c b/lib/qsort.c
index 20aa253..f8d928b 100644
--- a/lib/qsort.c
+++ b/lib/qsort.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/speclines.c b/lib/speclines.c
index c98c212..e22d64a 100644
--- a/lib/speclines.c
+++ b/lib/speclines.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2019, Free Software Foundation, Inc.
+Copyright (C) 2019-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/statistics.c b/lib/statistics.c
index d11e86e..2b59ba2 100644
--- a/lib/statistics.c
+++ b/lib/statistics.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/table.c b/lib/table.c
index b653267..f7a0c1f 100644
--- a/lib/table.c
+++ b/lib/table.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/tableintern.c b/lib/tableintern.c
index 25a1c24..fc7ab84 100644
--- a/lib/tableintern.c
+++ b/lib/tableintern.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/threads.c b/lib/threads.c
index 4aeaaf6..322c60e 100644
--- a/lib/threads.c
+++ b/lib/threads.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/tiff.c b/lib/tiff.c
index d688dce..5fed96a 100644
--- a/lib/tiff.c
+++ b/lib/tiff.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018-2019, Free Software Foundation, Inc.
+Copyright (C) 2018-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/tile-internal.c b/lib/tile-internal.c
index ed9e051..a471a29 100644
--- a/lib/tile-internal.c
+++ b/lib/tile-internal.c
@@ -6,7 +6,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2019, Free Software Foundation, Inc.
+Copyright (C) 2019-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/tile.c b/lib/tile.c
index ad827cf..537672b 100644
--- a/lib/tile.c
+++ b/lib/tile.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/timing.c b/lib/timing.c
index 23dfd0d..a0599a2 100644
--- a/lib/timing.c
+++ b/lib/timing.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/txt.c b/lib/txt.c
index f09d319..e354b13 100644
--- a/lib/txt.c
+++ b/lib/txt.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/type.c b/lib/type.c
index af21dec..6069b09 100644
--- a/lib/type.c
+++ b/lib/type.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2019, Free Software Foundation, Inc.
+Copyright (C) 2016-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/wcs.c b/lib/wcs.c
index 0d4a798..fb9676b 100644
--- a/lib/wcs.c
+++ b/lib/wcs.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/tests/Makefile.am b/tests/Makefile.am
index f567a0f..9a0d857 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2019, Free Software Foundation, Inc.
+## Copyright (C) 2015-2020, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/tests/arithmetic/connected-components.sh 
b/tests/arithmetic/connected-components.sh
index a49851a..68e4682 100755
--- a/tests/arithmetic/connected-components.sh
+++ b/tests/arithmetic/connected-components.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/arithmetic/onlynumbers.sh b/tests/arithmetic/onlynumbers.sh
index 7f36be2..76a412c 100755
--- a/tests/arithmetic/onlynumbers.sh
+++ b/tests/arithmetic/onlynumbers.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/arithmetic/or.sh b/tests/arithmetic/or.sh
index 49185cb..3e9bfbc 100755
--- a/tests/arithmetic/or.sh
+++ b/tests/arithmetic/or.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/arithmetic/snimage.sh b/tests/arithmetic/snimage.sh
index 1885353..17da7a0 100755
--- a/tests/arithmetic/snimage.sh
+++ b/tests/arithmetic/snimage.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/arithmetic/where.sh b/tests/arithmetic/where.sh
index 2b9b51f..e38c3e6 100755
--- a/tests/arithmetic/where.sh
+++ b/tests/arithmetic/where.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/buildprog/simpleio.c b/tests/buildprog/simpleio.c
index cff53f3..3c18c9e 100644
--- a/tests/buildprog/simpleio.c
+++ b/tests/buildprog/simpleio.c
@@ -4,7 +4,7 @@ A test program to multithreaded building using Gnuastro's 
helpers.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/tests/buildprog/simpleio.sh b/tests/buildprog/simpleio.sh
index d171abd..f797d65 100755
--- a/tests/buildprog/simpleio.sh
+++ b/tests/buildprog/simpleio.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/convertt/blankch.sh b/tests/convertt/blankch.sh
index 8691a3a..e0a27cb 100755
--- a/tests/convertt/blankch.sh
+++ b/tests/convertt/blankch.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/convertt/fitstojpeg.sh b/tests/convertt/fitstojpeg.sh
index a4fe2ff..d36798b 100755
--- a/tests/convertt/fitstojpeg.sh
+++ b/tests/convertt/fitstojpeg.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/convertt/fitstojpegcmyk.sh b/tests/convertt/fitstojpegcmyk.sh
index 8e092fb..24b9e59 100755
--- a/tests/convertt/fitstojpegcmyk.sh
+++ b/tests/convertt/fitstojpegcmyk.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/convertt/fitstopdf.sh b/tests/convertt/fitstopdf.sh
index 2460fe3..666df6b 100755
--- a/tests/convertt/fitstopdf.sh
+++ b/tests/convertt/fitstopdf.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/convertt/fitstotxt.sh b/tests/convertt/fitstotxt.sh
index 88b0e6c..9029de4 100755
--- a/tests/convertt/fitstotxt.sh
+++ b/tests/convertt/fitstotxt.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/convertt/jpegtofits.sh b/tests/convertt/jpegtofits.sh
index becf11e..499ca50 100755
--- a/tests/convertt/jpegtofits.sh
+++ b/tests/convertt/jpegtofits.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/convertt/jpegtotxt.sh b/tests/convertt/jpegtotxt.sh
index 6ea7cd9..3cf606a 100755
--- a/tests/convertt/jpegtotxt.sh
+++ b/tests/convertt/jpegtotxt.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/convolve/frequency.sh b/tests/convolve/frequency.sh
index 442b616..b63bfef 100755
--- a/tests/convolve/frequency.sh
+++ b/tests/convolve/frequency.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/convolve/spatial.sh b/tests/convolve/spatial.sh
index 61e3f7f..e1e82de 100755
--- a/tests/convolve/spatial.sh
+++ b/tests/convolve/spatial.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/cosmiccal/simpletest.sh b/tests/cosmiccal/simpletest.sh
index 9d0f76b..4ed9a45 100755
--- a/tests/cosmiccal/simpletest.sh
+++ b/tests/cosmiccal/simpletest.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/crop/cat.txt b/tests/crop/cat.txt
index 8b606e8..7a6f6fa 100644
--- a/tests/crop/cat.txt
+++ b/tests/crop/cat.txt
@@ -4,7 +4,7 @@
 # Column 4: RA_CENTER  [deg,f64]    Right Ascension.
 # Column 5: DEC_CENTER [deg,f64]    Declination.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/tests/crop/imgcat.sh b/tests/crop/imgcat.sh
index 2f3857b..e2c366f 100755
--- a/tests/crop/imgcat.sh
+++ b/tests/crop/imgcat.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/crop/imgcenter.sh b/tests/crop/imgcenter.sh
index 766f884..222be9d 100755
--- a/tests/crop/imgcenter.sh
+++ b/tests/crop/imgcenter.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/crop/imgcenternoblank.sh b/tests/crop/imgcenternoblank.sh
index ead666c..00a8ee3 100755
--- a/tests/crop/imgcenternoblank.sh
+++ b/tests/crop/imgcenternoblank.sh
@@ -7,7 +7,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/crop/imgoutpolygon.sh b/tests/crop/imgoutpolygon.sh
index 3935c20..a6d04ed 100755
--- a/tests/crop/imgoutpolygon.sh
+++ b/tests/crop/imgoutpolygon.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/crop/imgpolygon.sh b/tests/crop/imgpolygon.sh
index 88fa320..10410db 100755
--- a/tests/crop/imgpolygon.sh
+++ b/tests/crop/imgpolygon.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/crop/section.sh b/tests/crop/section.sh
index af38d79..6731b12 100755
--- a/tests/crop/section.sh
+++ b/tests/crop/section.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/crop/wcscat.sh b/tests/crop/wcscat.sh
index bacdf2b..a10f750 100755
--- a/tests/crop/wcscat.sh
+++ b/tests/crop/wcscat.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/crop/wcscenter.sh b/tests/crop/wcscenter.sh
index 242cb9b..eaac723 100755
--- a/tests/crop/wcscenter.sh
+++ b/tests/crop/wcscenter.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/crop/wcspolygon.sh b/tests/crop/wcspolygon.sh
index 85328cb..6719f81 100755
--- a/tests/crop/wcspolygon.sh
+++ b/tests/crop/wcspolygon.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/during-dev.sh b/tests/during-dev.sh
index 61a4edb..c5be359 100755
--- a/tests/during-dev.sh
+++ b/tests/during-dev.sh
@@ -41,7 +41,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2016-2019, Free Software Foundation, Inc.
+# Copyright (C) 2016-2020, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free
diff --git a/tests/fits/copyhdu.sh b/tests/fits/copyhdu.sh
index 3e67409..d807092 100755
--- a/tests/fits/copyhdu.sh
+++ b/tests/fits/copyhdu.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/fits/delete.sh b/tests/fits/delete.sh
index 7d7292f..7f0517f 100755
--- a/tests/fits/delete.sh
+++ b/tests/fits/delete.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/fits/print.sh b/tests/fits/print.sh
index 86f0c15..44ce116 100755
--- a/tests/fits/print.sh
+++ b/tests/fits/print.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/fits/update.sh b/tests/fits/update.sh
index 9c95413..1b58482 100755
--- a/tests/fits/update.sh
+++ b/tests/fits/update.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/fits/write.sh b/tests/fits/write.sh
index c706d09..3f96020 100755
--- a/tests/fits/write.sh
+++ b/tests/fits/write.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/lib/multithread.c b/tests/lib/multithread.c
index 1bb9113..1322480 100644
--- a/tests/lib/multithread.c
+++ b/tests/lib/multithread.c
@@ -4,7 +4,7 @@ A test program to multithreaded building using Gnuastro's 
helpers.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2019, Free Software Foundation, Inc.
+Copyright (C) 2017-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/tests/lib/multithread.sh b/tests/lib/multithread.sh
index 87a173e..bab5598 100755
--- a/tests/lib/multithread.sh
+++ b/tests/lib/multithread.sh
@@ -7,7 +7,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/lib/versioncxx.cpp b/tests/lib/versioncxx.cpp
index caca0cd..e9b0ee7 100644
--- a/tests/lib/versioncxx.cpp
+++ b/tests/lib/versioncxx.cpp
@@ -4,7 +4,7 @@ A test program to get and use the version number of Gnuastro 
within C++.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2019, Free Software Foundation, Inc.
+Copyright (C) 2015-2020, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/tests/lib/versioncxx.sh b/tests/lib/versioncxx.sh
index 84ae738..b41ff8c 100755
--- a/tests/lib/versioncxx.sh
+++ b/tests/lib/versioncxx.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/match/merged-cols.sh b/tests/match/merged-cols.sh
index 9d136dd..c13c4ec 100755
--- a/tests/match/merged-cols.sh
+++ b/tests/match/merged-cols.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/match/positions-1.txt b/tests/match/positions-1.txt
index 78e7396..5907ee8 100644
--- a/tests/match/positions-1.txt
+++ b/tests/match/positions-1.txt
@@ -2,7 +2,7 @@
 # Column 2: EFGH
 # Column 3: IJKL
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/match/positions-2.txt b/tests/match/positions-2.txt
index 275dbba..fb01831 100644
--- a/tests/match/positions-2.txt
+++ b/tests/match/positions-2.txt
@@ -2,7 +2,7 @@
 # Column 2: ACCU1
 # Column 3: ACCU2
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/match/positions.sh b/tests/match/positions.sh
index fbe3aa2..aa61e17 100755
--- a/tests/match/positions.sh
+++ b/tests/match/positions.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/mkcatalog/aperturephot.sh b/tests/mkcatalog/aperturephot.sh
index 948fcc6..2ec456c 100755
--- a/tests/mkcatalog/aperturephot.sh
+++ b/tests/mkcatalog/aperturephot.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/mkcatalog/detections.sh b/tests/mkcatalog/detections.sh
index e95eb67..35ad4b7 100755
--- a/tests/mkcatalog/detections.sh
+++ b/tests/mkcatalog/detections.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/mkcatalog/objects-clumps.sh 
b/tests/mkcatalog/objects-clumps.sh
index 16849d3..cdcd665 100755
--- a/tests/mkcatalog/objects-clumps.sh
+++ b/tests/mkcatalog/objects-clumps.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/mknoise/addnoise.sh b/tests/mknoise/addnoise.sh
index d1634c0..5073e91 100755
--- a/tests/mknoise/addnoise.sh
+++ b/tests/mknoise/addnoise.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/mkprof/clearcanvas.sh b/tests/mkprof/clearcanvas.sh
index f6c8e9f..d62673f 100755
--- a/tests/mkprof/clearcanvas.sh
+++ b/tests/mkprof/clearcanvas.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/mkprof/clearcanvas.txt b/tests/mkprof/clearcanvas.txt
index d4259fe..4114e87 100644
--- a/tests/mkprof/clearcanvas.txt
+++ b/tests/mkprof/clearcanvas.txt
@@ -13,7 +13,7 @@
 # `mkprofcat1.txt', because we are using the over-sampled image as a
 # canvas.
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/tests/mkprof/ellipticalmasks.sh b/tests/mkprof/ellipticalmasks.sh
index 0899020..e15f43d 100755
--- a/tests/mkprof/ellipticalmasks.sh
+++ b/tests/mkprof/ellipticalmasks.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/mkprof/ellipticalmasks.txt b/tests/mkprof/ellipticalmasks.txt
index 3db0172..06b6d5f 100644
--- a/tests/mkprof/ellipticalmasks.txt
+++ b/tests/mkprof/ellipticalmasks.txt
@@ -9,7 +9,7 @@
 # Column 9:  Magnitude         [ABmag, f64]  Magnitude of profile within 
truncation radius
 # Column 10: Truncation radius [dist, f64]   Truncation radius to stop 
building profile
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/tests/mkprof/mkprofcat1.txt b/tests/mkprof/mkprofcat1.txt
index b291d32..d2c1472 100644
--- a/tests/mkprof/mkprofcat1.txt
+++ b/tests/mkprof/mkprofcat1.txt
@@ -9,7 +9,7 @@
 # Column 9:  Magnitude         [ABmag, f64]  Magnitude of profile within 
truncation radius
 # Column 10: Truncation radius [dist, f64]   Truncation radius to stop 
building profile
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/tests/mkprof/mkprofcat2.txt b/tests/mkprof/mkprofcat2.txt
index 9ce2b83..307e1e6 100644
--- a/tests/mkprof/mkprofcat2.txt
+++ b/tests/mkprof/mkprofcat2.txt
@@ -9,7 +9,7 @@
 # Column 9:  Magnitude         [ABmag, f64]  Magnitude of profile within 
truncation radius
 # Column 10: Truncation radius [dist, f64]   Truncation radius to stop 
building profile
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/tests/mkprof/mkprofcat3.txt b/tests/mkprof/mkprofcat3.txt
index dba7d4d..27d2e26 100644
--- a/tests/mkprof/mkprofcat3.txt
+++ b/tests/mkprof/mkprofcat3.txt
@@ -9,7 +9,7 @@
 # Column 9:  Magnitude         [ABmag, f64]  Magnitude of profile within 
truncation radius
 # Column 10: Truncation radius [dist, f64]   Truncation radius to stop 
building profile
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/tests/mkprof/mkprofcat4.txt b/tests/mkprof/mkprofcat4.txt
index a38cbe1..6faef2f 100644
--- a/tests/mkprof/mkprofcat4.txt
+++ b/tests/mkprof/mkprofcat4.txt
@@ -9,7 +9,7 @@
 # Column 9:  Magnitude         [ABmag, f64]  Magnitude of profile within 
truncation radius
 # Column 10: Truncation radius [dist, f64]   Truncation radius to stop 
building profile
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/tests/mkprof/mosaic1.sh b/tests/mkprof/mosaic1.sh
index db3f346..0f0168d 100755
--- a/tests/mkprof/mosaic1.sh
+++ b/tests/mkprof/mosaic1.sh
@@ -11,7 +11,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/mkprof/mosaic2.sh b/tests/mkprof/mosaic2.sh
index 1a263f5..af942ee 100755
--- a/tests/mkprof/mosaic2.sh
+++ b/tests/mkprof/mosaic2.sh
@@ -13,7 +13,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/mkprof/mosaic3.sh b/tests/mkprof/mosaic3.sh
index f3b7665..157ced5 100755
--- a/tests/mkprof/mosaic3.sh
+++ b/tests/mkprof/mosaic3.sh
@@ -11,7 +11,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/mkprof/mosaic4.sh b/tests/mkprof/mosaic4.sh
index 8877e99..895e063 100755
--- a/tests/mkprof/mosaic4.sh
+++ b/tests/mkprof/mosaic4.sh
@@ -11,7 +11,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/mkprof/radeccat.sh b/tests/mkprof/radeccat.sh
index a3c83f7..80cc597 100755
--- a/tests/mkprof/radeccat.sh
+++ b/tests/mkprof/radeccat.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/mkprof/radeccat.txt b/tests/mkprof/radeccat.txt
index f318f1a..8e98f62 100644
--- a/tests/mkprof/radeccat.txt
+++ b/tests/mkprof/radeccat.txt
@@ -9,7 +9,7 @@
 # Column 9:  Magnitude         [ABmag, f64]   Magnitude of profile within 
truncation radius
 # Column 10: Truncation radius [dist,  f64]    Truncation radius to stop 
building profile
 #
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/tests/noisechisel/noisechisel.sh b/tests/noisechisel/noisechisel.sh
index 88ffede..07bf44d 100755
--- a/tests/noisechisel/noisechisel.sh
+++ b/tests/noisechisel/noisechisel.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/prepconf.sh b/tests/prepconf.sh
index 1cb8640..44713cd 100755
--- a/tests/prepconf.sh
+++ b/tests/prepconf.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2016-2019, Free Software Foundation, Inc.
+# Copyright (C) 2016-2020, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by the
diff --git a/tests/script/list-by-night.sh b/tests/script/list-by-night.sh
index 6825a0f..4c2df1a 100755
--- a/tests/script/list-by-night.sh
+++ b/tests/script/list-by-night.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/segment/segment.sh b/tests/segment/segment.sh
index d995f35..6f22bd4 100755
--- a/tests/segment/segment.sh
+++ b/tests/segment/segment.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/statistics/basicstats.sh b/tests/statistics/basicstats.sh
index a412360..aab4f75 100755
--- a/tests/statistics/basicstats.sh
+++ b/tests/statistics/basicstats.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/statistics/estimate_sky.sh b/tests/statistics/estimate_sky.sh
index e7b2fa9..a680c73 100755
--- a/tests/statistics/estimate_sky.sh
+++ b/tests/statistics/estimate_sky.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/statistics/from-stdin.sh b/tests/statistics/from-stdin.sh
index e3cb588..2f1094c 100755
--- a/tests/statistics/from-stdin.sh
+++ b/tests/statistics/from-stdin.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/statistics/stdin-input.txt b/tests/statistics/stdin-input.txt
index 36847f6..b6673dc 100644
--- a/tests/statistics/stdin-input.txt
+++ b/tests/statistics/stdin-input.txt
@@ -1,4 +1,4 @@
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020 Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/tests/table/fits-ascii-to-txt.sh b/tests/table/fits-ascii-to-txt.sh
index 2d2e3e6..d27ea6a 100755
--- a/tests/table/fits-ascii-to-txt.sh
+++ b/tests/table/fits-ascii-to-txt.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/table/fits-binary-to-txt.sh 
b/tests/table/fits-binary-to-txt.sh
index 09cbe46..32d1e46 100755
--- a/tests/table/fits-binary-to-txt.sh
+++ b/tests/table/fits-binary-to-txt.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/table/table.txt b/tests/table/table.txt
index 66daabc..ddba56b 100644
--- a/tests/table/table.txt
+++ b/tests/table/table.txt
@@ -30,7 +30,7 @@
 # the `width - precision - 1' (when everything is default, you can get
 # these values from `lib/gnuastro/table.h').
 
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification, are
 # permitted in any medium without royalty provided the copyright notice and
diff --git a/tests/table/txt-to-fits-ascii.sh b/tests/table/txt-to-fits-ascii.sh
index 8ca4501..baf54ae 100755
--- a/tests/table/txt-to-fits-ascii.sh
+++ b/tests/table/txt-to-fits-ascii.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/table/txt-to-fits-binary.sh 
b/tests/table/txt-to-fits-binary.sh
index 69b5051..9c2a171 100755
--- a/tests/table/txt-to-fits-binary.sh
+++ b/tests/table/txt-to-fits-binary.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/warp/homographic.sh b/tests/warp/homographic.sh
index c350aa2..1133873 100755
--- a/tests/warp/homographic.sh
+++ b/tests/warp/homographic.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright
diff --git a/tests/warp/warp_scale.sh b/tests/warp/warp_scale.sh
index e0a3b0d..81046ca 100755
--- a/tests/warp/warp_scale.sh
+++ b/tests/warp/warp_scale.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2019 Free Software Foundation, Inc.
+# Copyright (C) 2015-2020, Free Software Foundation, Inc.
 #
 # Copying and distribution of this file, with or without modification,
 # are permitted in any medium without royalty provided the copyright



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