Moves rateit select to partial
Creates user sign up service
Moves sign up process from the users_controller to a service class
Modifies forgot_passwords_controller_spec
Updates some test descriptions
Adds after block to clear emails from deliveries queue
Moves ratings from Review to its own model, with controller
Cleans up Video#average_rating
Merge pull request #7 from blainejohnson17/mod14

Mod14