[gtk] (6 commits) Non-fast-forward update to branch 169-gtktextview-accesses-already-disposed-object-3-22

[Marek Kašík <mkasik src gnome org>]

The branch '169-gtktextview-accesses-already-disposed-object-3-22' 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:

  4d04810... TextView: Don't access already disposed text mark

Commits added to the branch:

  5a0759b... colorutils: Remove unused macro (*)
  9e926f9... examples: Check for error when loading file (*)
  b47bdda... widget: Add a frameclock_connected boolean (*)
  cb71d08... po: fix zh_CN translation (*)
  2e7ac26... 3.22.30 (*)
  8da5111... TextView: Don't access already disposed text mark

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