[gtk] (9 commits) Non-fast-forward update to branch wip/chergert/spellcheck

[Christian Hergert <chergert src gnome org>]

The branch 'wip/chergert/spellcheck' 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:

  f1a2ca8... spellcheck: stub out spellcheck API
  9bc959a... spellcheck: handle ownership transfer
  0fc1118... spellcheck: reuse helper for languages list
  af7577e... spellcheck: return NULL if no langugaes were loaded
  04a8f68... spellcheck: add series of fallbacks when loading default
  17f722d... spellcheck: allow language init to fail
  0b01deb... spellcheck: check for valid language
  5575f3e... spellcheck: replace language code with loaded language
  1bbac01... spellcheck: deduplicate languages from checker

Commits added to the branch:

  89fe388... spellcheck: stub out spellcheck API
  6e0a2bc... spellcheck: handle ownership transfer
  d7a23f3... spellcheck: reuse helper for languages list
  ea4acdb... spellcheck: return NULL if no langugaes were loaded
  0a55e12... spellcheck: add series of fallbacks when loading default
  9db58ed... spellcheck: allow language init to fail
  cffc132... spellcheck: check for valid language
  4ad01e2... spellcheck: replace language code with loaded language
  3abcacd... spellcheck: deduplicate languages from checker