[easytag] (29 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:

  875c0b4... Use GMenuModel for popup menus
  e6d0437... Remove now-unused UIManager proxy logic
  2baa41e... Use GAction for toolbar stop button
  8913861... Use named icons instead of GtkStock in some places
  fe1c6e9... Convert XPM image data to PNG
  5373855... Avoid deprecated margin property with GTK+ 3.12
  3a84110... Refactor popup menu handling
  55338e7... Remove last uses of GtkAction
  75ec33e... Track main window state
  2e32226... Save and restore main window state
  affb30f... Move tag area to EtTagArea object
  98f2d29... Move file area to EtFileArea object
  4e5ef13... Drop explicit call to gtk_main()
  9aeeecd... Remove unused code when closing preferences dialog
  2b8b2c9... Remove the cancel button from the preferences
  674ea07... Move dialog setting saving to application window
  ce6527c... Implement hiding of file header widget
  172ff15... Avoid warnings when reading and writing ID3 tags
  122cd01... Remove use of deprecated GtkMisc xalign property
  c7f2003... Use GtkWidget popup-menu signal in EtLogArea
  225bae2... Use popup-menu signal in EtLoadFilesDialog
  6dc4a05... Use GtkWidget popup-menu signal in EtBrowser
  3164ad5... Avoid warnings when updating the scan dialog
  341446f... Use same strings in GSettings schema and UI
  ca0c4cf... Move some GApplication handlers to EtApplication
  a81e8aa... Refactor about dialog handling
  a5f6c67... Split off main() to a separate source file

Commits added to the branch:

  1a19f19... Use GMenuModel for popup menus
  f368812... Remove now-unused UIManager proxy logic
  5ee56b1... Use GAction for toolbar stop button
  6fecbb2... Use named icons instead of GtkStock in some places
  7e46b2d... Convert XPM image data to PNG
  3f0a696... Avoid deprecated margin property with GTK+ 3.12
  25a4d67... Refactor popup menu handling
  8c10cab... Remove last uses of GtkAction
  01b618b... Track main window state
  6cea73f... Save and restore main window state
  5b8eef6... Move tag area to EtTagArea object
  02dbe89... Move file area to EtFileArea object
  d4329db... Drop explicit call to gtk_main()
  76ca7ef... Remove unused code when closing preferences dialog
  8b9949d... Remove the cancel button from the preferences
  2f97778... Move dialog setting saving to application window
  786e075... Implement hiding of file header widget
  a5e906d... Avoid warnings when reading and writing ID3 tags
  5259bdc... Remove use of deprecated GtkMisc xalign property
  babb6a8... Use GtkWidget popup-menu signal in EtLogArea
  cb5272f... Use popup-menu signal in EtLoadFilesDialog
  b42f8c0... Use GtkWidget popup-menu signal in EtBrowser
  db1bfd4... Avoid warnings when updating the scan dialog
  634b91b... Use same strings in GSettings schema and UI
  4d691e3... Move some GApplication handlers to EtApplication
  b8e42d1... Refactor about dialog handling
  7410c33... Split off main() to a separate source file
  8ed907b... Remove last uses of deprecated GtkStock
  2a4946d... Remove use of deprecated GtkImageMenuItem