[easytag] (11 commits) Non-fast-forward update to branch wip/application-window

[David King <davidk src gnome org>]

The branch 'wip/application-window' 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:

  5f6214a... Use GAction for file menu items
  3bef7dd... Use GAction for some view menu items
  6994139... Use GAction for file sorting mode GSetting
  6bb5baf... Use GMenuModel for popup menus
  3326879... Remove now-unused UIManager proxy logic
  bed406c... Use GAction for toolbar stop button
  f5c8733... Use named icons instead of GtkStock in some places
  5d3de69... Convert XPM image data to PNG
  fb73a6a... Avoid deprecated margin property with GTK+ 3.12
  13f2cf3... Refactor popup menu handling
  81a6613... Remove last uses of GtkAction

Commits added to the branch:

  8b14847... Use GAction for file menu items
  f9cbd84... Use GAction for some view menu items
  b37e15f... Use GAction for file sorting mode GSetting
  5326384... Use GMenuModel for popup menus
  09a87ae... Remove now-unused UIManager proxy logic
  21a5c72... Use GAction for toolbar stop button
  c3d3339... Use named icons instead of GtkStock in some places
  0202d1b... Convert XPM image data to PNG
  f53b6a9... Avoid deprecated margin property with GTK+ 3.12
  270ccc0... Refactor popup menu handling
  55d37dc... Remove last uses of GtkAction