Release notes 6/16/2014

@mhoeber @lamagnifica Please review. Built HTML version at http://draft-release-notes-6-16.readthedocs.org/en/latest/06-16-2014.html.
not sure where this came from. I don't think it's needed. Info was always available for either small or large courses. The next bullet addresses the thing that is new, which is a way to do this for small courses only.