Updated My Queue page to have form to re-order the position of items
Updated the sort order of the users queue_items association
Implemented bulk edit of the queue sort order
Moved normalize queue items position to the model
Renamed action from update_position to update_queue to since we 
are no longer going to be just updating the position
Added rating= virtual attribute to queue_items
Added support for bulk edit if rating from the queue listing
Fixing links in header and cleaning up display field from my queue
Added additional spec to not create a review when 
the rating in the queue is blank and the queue is 
edited
Merge pull request #5 from mellowcoder/mod4_week3_part1

Mod4 week3 part1