2004-07-12  Michael Natterer  <mitch@gimp.org>

	* app/core/gimpundo.[ch]
	* app/core/gimpitemundo.[ch]
	* app/text/gimptextundo.[ch]: removed all _new() functions and
	added properties and GObject::constructor() implementations
	instead.

	* app/core/gimpimage-undo.[ch] (gimp_image_undo_push): added
	"GType undo_gtype" parameter and allow to pass name-value pairs as
	"...". Une the new GParameter utility functions to construct the
	appropriate undo step with g_object_newv().

	(gimp_image_undo_push_item): removed.

	(gimp_image_undo_push_undo): removed. Merged its code back into
	gimp_image_undo_push(), where it originally came from.

	* app/core/gimpimage-undo-push.c
	* app/core/gimpundostack.c
	* app/paint/gimppaintcore-undo.c
	* app/tools/gimptransformtool-undo.c
	* app/widgets/gimpundoeditor.c: changed accordingly.