Rename API spec
Add ability to access FeedEntry for user
Update Feed spec to take pagination into account
Move load_and_authorize_resource to separate controllers
Load and authorize Feeds in FeedsController
Remove user_id from FeedEntry
Remove user association, and condition to update new FeedEntry
Remove user association from FeedEntry
Add basic FeedEntry spec
Implement controllers for FeedEntries
Merge branch 'mark/api_for_feed_entries' into development