[gtk] (6 commits) Non-fast-forward update to branch widget-class-actions

[Matthias Clasen <matthiasc src gnome org>]

The branch 'widget-class-actions' 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:

  ad9032d... Allow registering actions per-class
  ab086e4... text: Use the new action machinery
  e59450d... Add docs

Commits added to the branch:

  425dd94... Allow registering actions per-class
  e223f46... text: Use the new action machinery
  63be6b1... label: Use the new action machinery
  79e029a... textview: Use the new action machinery
  4cb4591... window: Use the new action machinery
  e18da38... link button: Use the new action machinery