[gtk] (5 commits) Non-fast-forward update to branch image-loading

[Benjamin Otte <otte src gnome org>]

The branch 'image-loading' 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:

  f340bbd... texture: Refactor gdk_texture_new_from_bytes()
  fac0a5d... texture: Implement GIcon and GLoadableIcon
  4c96a93... icontheme: Implement gtk_icon_theme_lookup_by_gicon() for t
  a0acaf8... examples: Use textures over pixbufs
  2b9c959... gtk-demo: Use textures in listbox example

Commits added to the branch:

  3e4fac9... texture: Refactor gdk_texture_new_from_bytes()
  fee8959... texture: Implement GIcon and GLoadableIcon
  09abb94... icontheme: Implement gtk_icon_theme_lookup_by_gicon() for t
  a84971c... examples: Use textures over pixbufs
  2da2770... gtk-demo: Use textures in listbox example