Update TODO list
Update TODO list

Some TODO items have been solved. This patch is an update.

Change-Id: I36a0fb21f0161f9b7d7d92ab195f4f3f676a5511

stackforge/senlin,Alzon/senlin,Alzon/senlin,openstack/senlin,openstack/senlin,stackforge/senlin,tengqm/senlin-container,tengqm/senlin-container,openstack/senlin