2003-02-17  Michael Natterer  <mitch@gimp.org>

	* app/core/gimpimage.[ch] (gimp_image_position_*): added
	"undo_desc" parameters.

	* app/core/gimpimage-undo-push.c: changed accordingly.

	* app/widgets/gimpitemlistview.[ch]: moved the item stack
	manipulation function pointers from the instance to the class
	struct. Added lots of descriptive strings to be used by tooltips
	and undo steps.

	* app/widgets/gimpchannellistview.c
	* app/widgets/gimpitemlistitem.c
	* app/widgets/gimplayerlistview.[ch]
	* app/widgets/gimpvectorslistview.c
	* app/gui/dialogs-constructors.c
	* app/gui/layers-commands.[ch]
	* app/gui/vectors-commands.c: changed accordingly. Cleanup.