style, internationalize, and protect kinds #82
Merge remote-tracking branch 'origin/master'

* origin/master:
  Invert hash filtering syntax to work around 1.8.x vs 1.9.x change.
  Add test for allowed feeds in content#new.
  Limit users to allowed content types.
  Add fixtures for content types on feeds.
  Check content type boxes by default when none are selected already - closes #279