Updated openstack/openstack
Project: openstack/keystone  c4e2ad178af3f50ac6bdc3354b8d2ecb42f3deee

Notification cleanup: namespace actions

Update the notification actions to be properly namespaced  rather than
simple constant strings. This is a followup to the general notification
constant cleanup changeset.

Change-Id: Ife7597eba4a797b6909acd76720e46ee20a91727
bp: non-persistent-tokens