2004-03-15  Simon Budig  <simon@gimp.org>

	* app/core/gimpimage.[ch]
	* app/core/gimpimage-undo.c: renamed gimage->freeze_count
	to gimage->undo_freeze_count (more explicit).

	* app/file/file-open.c: Ensure that the undo system is enabled
	after loading an image (to protect against broken loaders).