Create QueuedVideo model & relevant associations
Remove the association Video has_many Users through QueuedVideos
Create controller tests for QueuedVideosController#index & update seeds.rb w/ Videos for each User
Wired up QueuedVideos index to show a user's videos
Refactor various tests & sort video reviews by created_at in descending order
Remove unnecessary line from Video model test
Add adding & removing of video to queue in video show
Refactor QueuedVideosController & add remove video to QueuedVideos show