TDD added reordering feature to MyQueue, added number reordering to queue_items_controller delete & create actions
refactored queue_item_controller to skinny, updated my_queue index for rating, helper method for rating dropdown
added rating update/add/remove from queue
added feature specs for user sign-in and queue, fixed sorting feature
udpated renumber_position method per Albert's comment
added relationships MVC with specs
Merge pull request #3 from clintonjnelson/week3

Week3 + a first half of week 4 - Oops!