added controller test for videos#show and videos#search
added controller tests for authentication
added video reviews and ratings
Added video queue
user can only make one review per video
user can now add videos to queue; fixed some tests
user can now delete videos from the queue
fixed deleted data from reviews controller spec
user can reorder queue items
pushed some queue_items controller logic to user model
user can change video ratings from the queue
Refactored controller tests with macros and shared examples
added feature specs for user login and adding videos to queue
Built user profile page
Added social networking feature allowing users to follow eachother
Added welcome email for new users
Fixed email configs
deleted template extension for ActionMailer
Fixed typo
deleted require 'pry' for heroku