Add a TODO item
Add a TODO item

Add a TODO item for webhook support. This is important for action
triggering from outside, e.g. autoscaling triggered by ceilometer
alarm.

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