[St][Cleanup] Don't use deprecated functions:
	clutter_actor_set_parent
	clutter_actor_unparent
	clutter_container_add_actor
	clutter_container_remove_actor
[St][Cleanup] Don't use deprecated functions:
	clutter_actor_get_depth
	clutter_actor_set_depth
	clutter_container_sort_depth_order
[St][Cleanup] Don't use deprecated function clutter_actor_raise