call gtk_spin_button_update before returning a value

call gtk_spin_button_update before returning a value

Fri Jan  8 00:42:00 1999  Lars Hamann  <lars@gtk.org>

	* gtk/gtkspinbutton.c (gtk_spin_button_get_value_as_int)
	(gtk_spin_button_get_value_as_float): call gtk_spin_button_update
	before returning a value

	* gtk/gtkclist.c (gtk_clist_motion): don't allow 'drag selections'
	if clist is a drag source.
	(gtk_clist_drag_begin): remove pointer grabs, end ongoing selections.

	* gtk/gtkctree.c (remove_grab): copy of clist function.
	(gtk_ctree_drag_begin): let clists drag_begin method set the
	source info struct.