master updated (268a3d3 -> 3cbd416)

[Philipp Stephani]

phst pushed a change to branch master.

      from  268a3d3   Show image as text when trying to search/replace in image 
buffer (bug#25905)
       new  3edc4fd   Remove an unused parameter from 'child_setup' function.
       new  3cbd416   Reject filenames containing NUL bytes.


Summary of changes:
 etc/NEWS                 |  4 ++++
 src/callproc.c           | 10 ++++------
 src/coding.c             | 18 ++++++++++++++++--
 src/lisp.h               |  2 +-
 src/process.c            |  4 ++--
 test/src/fileio-tests.el |  6 ++++++
 6 files changed, 33 insertions(+), 11 deletions(-)