StoryBoard/Notifications

meeting irc logs here: http://eavesdrop.openstack.org/meetings/storyboard/2015/storyboard.2015-11-18-15.00.log.html

followup in #storyboard here: http://eavesdrop.openstack.org/irclogs/%23storyboard/%23storyboard.2015-11-18.log.html#t2015-11-18T15:46:32

To be worked into a more readable spec for notifications, that will form the backbone of a roadmap for the next few months of StoryBoard development.