[elpa] externals/diff-hl updated (8fa2d1b -> a0028d9)

[Dmitry Gutov]

dgutov pushed a change to branch externals/diff-hl.

      from  8fa2d1b   ; diff-hl: Prefer https in license statement
       new  ccf89ec   Fix #128
       new  9c1c95c   Fix typo
       new  f95d123   Merge pull request #129 from tarsiiformes/typo
       new  3418630   diff-hl-flydiff-buffer-with-head: Honor 
diff-hl-reference-revision
       new  1f35974   Fix windows getting messed up (Issue #125)
       new  fb9eb1c   Merge pull request #127 from m-cat/diff-apply-hunk
       new  2cf8b48   Avoid the "args out of range error"
       new  bc02c99   Add variable to ask for confirmation when reverting a hunk
       new  7fce94f   Merge pull request #137 from 
erickgnavar/feature/ask-for-confirmation-on-revert-hunk
       new  a625033   Update Magit bridge to use the recommended approach
       new  f3b2d15   diff-hl-diff-goto-hunk, diff-hl-revert-hunk: handle 
indirect buffers.
       new  ba6cf44   Add tests.
       new  ab2f4f0   Merge pull request #140 from mookid/fix-indirect-buffers
       new  176f931   Support buffers in 'conflict' state as well
       new  c58098c   Added option to not automatically enable diff-hl in 
certain major-modes
       new  165a30f   Merge pull request #143 from walseb/master
       new  2281a89   Update docstring and untabify
       new  d1b9a2b   Add global-diff-hl-amend-mode to diff-hl custom group
       new  f6244ab   Merge pull request #150 from tarsiiformes/custom-group
       new  c31af59   Don't hook into after-revert-hook
       new  09ffe8d   Introduce diff-hl-update-once, to avoid diffing twice in 
normal-mode
       new  8ed1120   Revert "Don't hook into after-revert-hook"
       new  328e23e   Introduce diff-hl-after-revert
       new  b8b4f43   Bump the version
       new  a0028d9   Merge branch 'externals/diff-hl' of 
git+ssh://git.sv.gnu.org/srv/git/emacs/elpa


Summary of changes:
 .gitignore           |   1 +
 Makefile             |  23 +++++++++
 README.md            |   1 +
 diff-hl-amend.el     |   3 +-
 diff-hl-flydiff.el   |   3 +-
 diff-hl-margin.el    |   5 +-
 diff-hl.el           | 106 ++++++++++++++++++++++++++++++++++--------
 test/diff-hl-test.el | 128 +++++++++++++++++++++++++++++++++++++++++++++++++++
 test/empty           |  10 ++++
 9 files changed, 258 insertions(+), 22 deletions(-)
 create mode 100644 .gitignore
 create mode 100644 Makefile
 create mode 100644 test/diff-hl-test.el
 create mode 100644 test/empty