2006-06-26  Kristian Rietveld  <kris@gtk.org>

	Make the insert and set functions somewhat more convenient.
	(#343841, David Necas).

	* gtk/gtkliststore.c (gtk_list_store_insert_with_values): allow
	a NULL iter,
	(gtk_list_store_insert_with_valuesv): likewise.

	* gtk/gtktreestore.c (gtk_tree_store_insert_with_values): ditto,
	(gtk_tree_store_insert_with_valuesv): likewise.