2004-06-30  Sven Neumann  <sven@gimp.org>

	* app/widgets/gimpselectiondata.[ch]: renamed the SVG related
	functions so that they deal with an anonymous data stream that
	could as well be a PNG image.

	* app/widgets/gimpdnd.[ch]
	* app/widgets/gimpcontainertreeview-dnd.c: changed accordingly.

	* app/display/gimpdisplayshell-dnd.[ch]
	* app/vectors/gimpvectors-import.[ch]
	* app/widgets/gimpcontainertreeview-dnd.c
	* app/widgets/gimpvectorstreeview.c: use gsize for the length of
	the buffer.

	* app/widgets/gimpdnd.[ch]
	* app/widgets/widgets-enums.[ch]: added GIMP_DND_TYPE_PNG which isn't
	used yet.