[gtk] (16 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:

  d80abbf... Give the action muxer a widget
  dc5ba91... Allow registering actions per-class
  d884d41... text: Use the new action machinery
  12d6e13... password entry: Adapt to action name change
  fbd15cc... label: Use the new action machinery
  789085b... textview: Use the new action machinery
  d63d1be... window: Use the new action machinery
  197098e... link button: Use the new action machinery
  de66210... color chooser widget: Use the new action machinery
  bf7a243... Docs: expand actions chapter

Commits added to the branch:

  4623642... Update Polish translation (*)
  2457ed0... inspector: Fix centering of subtitles (*)
  3ad8797... inspector: Add a refresh button for actions (*)
  bda5a82... inspector: Don't duplicate popovers (*)
  a5c327b... popover: Drop unused api (*)
  97ba872... Merge branch 'matthiasc-for-master' into 'master' (*)
  2ab4b2b... Give the action muxer a widget
  4b16ea0... Allow registering actions per-class
  cc590b4... text: Use the new action machinery
  f0b7b72... password entry: Adapt to action name change
  38245c3... label: Use the new action machinery
  6c69e0e... textview: Use the new action machinery
  f601269... window: Use the new action machinery
  4eb8f4e... link button: Use the new action machinery
  8981d21... color chooser widget: Use the new action machinery
  5c3c2d1... Docs: expand actions chapter

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