[gimp] (13 commits) Non-fast-forward update to branch wip/xcf-delta-compression

[N/A <ell src gnome org>]

The branch 'wip/xcf-delta-compression' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  402dddd... ^^^ wip/xcf-delta-compression ^^^
  3ba5efe... app: add delta-encoded zlib compression mode for XCF tiles
  90152fa... devel-docs: document the new compression mode in xcf.txt
  6fb583e... app: add GIMP_TESTING_NO_DELTA_COMPRESSION environment flag

Commits added to the branch:

  a7620b0... Bug 788399 - Corrupted display of sample points (*)
  d0bb3ef... libgimpcolor: follow API updates in babl (*)
  6608196... app: reuse GimpLanguageComboBox to show available manual la (*)
  3061333... app: the manual language can now be customized through the  (*)
  656914a... NEWS: add new capability of reading manual of any localizat (*)
  e6b5539... NEWS: add Wavelet Decompose improvements and update localiz (*)
  b1f8f60... app: fix building GUI language store instead of empty manua (*)
  2a0c610... app: don't show the manual language list when no manuals ar (*)
  0ae7acd... app: in xcf-load, avoid writing buffer data for empty tiles (*)
  893b123... ^^^ wip/xcf-delta-compression ^^^
  d4e5219... app: add delta-encoded zlib compression mode for XCF tiles
  01db3c8... devel-docs: document the new compression mode in xcf.txt
  1830199... app: add GIMP_TESTING_NO_DELTA_COMPRESSION environment flag

(*) This commit already existed in another branch; no separate mail sent