3.3.18 (unstable): Gtk: * AboutDialog: Added add_credits_section(). * Application: Added get/set_app_menu(), get/set_menubar(), add/remove_accelerator(), inhibit(), uninhibit(), is_inhibited(), properties and signals. * Add ApplicationWindow. * Add ColorChooser and ColorChooserDialog. * ColorSelection*: Document these as deprecated. * EntryCompletion: Added compute_prefix(). * FontChooser: Add properties and signals. * Image: Add set_from_resource(). * Main: Deprecate (most of) this in favor of Gtk::Application. * StyleContext: Added set_parent() and unset_parent(). * Widget: Add get_modifier_mask(). * Window: Add unset/set/get_attached_to(), get/set_hide_titlebar_when_maximized() and property. (Murray Cumming) * gmmproc: _CLASS_GTKOBJECT: Include destructor documentation. (José Alburquerque) Bug #668918.