Queue the redisplay after modifying the tag in the btree, otherwise we end

Queue the redisplay after modifying the tag in the btree, otherwise we end

2005-05-26  Matthias Clasen  <mclasen@redhat.com>

	* gtk/gtktextbtree.c (_gtk_text_btree_tag): Queue the
	redisplay after modifying the tag in the btree, otherwise
	we end up showing the old tags until the next redraw comes
	around.   (#143537, Gary Kramlich)