2005-09-26  Michael Natterer  <mitch@gimp.org>

	Allow plug-ins to register menu entries in the <Brushes>,
	<Gradients>, <Palettes>, <Patterns> and <Fonts> menus:

	* app/actions/actions.c (action_data_get_gimp): return a Gimp
	also if "data" is a GimpContainerView or GimpContainerEditor.

	* app/gui/gui-vtable.c (gui_menus_add_proc)
	* app/plug-in/plug-in-params.c (plug_in_proc_args_check): support
	the new plug-in menu locations.

	* app/menus/menus.c (menus_init): add the "plug-in" action group
	to the resp. UI managers.

	* menus/brushes-menu.xml
	* menus/buffers-menu.xml
	* menus/fonts-menu.xml
	* menus/gradients-menu.xml
	* menus/palettes-menu.xml
	* menus/patterns-menu.xml: added separators at the end of the menus.

	* plug-ins/script-fu/scripts/font-map.scm: -> <Fonts>
	* plug-ins/script-fu/scripts/gradient-example.scm: -> <Gradients>
	* plug-ins/script-fu/scripts/mkbrush.scm: -> <Brushes>

	* plug-ins/script-fu/script-fu.c (sc...