Make playlist delete button delete buttons for the client.
Merge pull request #21 from Ravenstine/playlist_remove

Make playlist delete button delete buttons for the client.
Add authorization to playlist controls. Fix authorization problem in remotes controller.  Add helper method for authorization.
Merge pull request #22 from Ravenstine/playlist_authorization

Add authorization to playlist controls. Fix authorization problem in rem...
Merge pull request #21 from Ravenstine/master

Authorization controls added.