Bug 1026040 - Make links external by default
Merge pull request #830 from k88hudson/1026040

Requesting a pull to mozilla:master from k88hudson:1026040
Bug 1031016 - Fix permissions on badges for mentors, supermentors
1.1.17
 Bug 1027273 - Add embedded videos to Privacy resources page Proof of Concept
Adds youtube and vimeo content types
removes yt from middleware, sce takes care of that
comment your code, aki.
balances videos out, adds image content type
adds test content