adding active model serializer, angular, and bootstrap gems
removed turbolinks
added models (card and score) and controllers (cards, scores, and users)
requiring angular and bootstrap in manifest files
deleted unnecessary js/stylesheet files
added empty controller actions
created main routes
added test userindex view
created angular module and controller and hooked up to view to test data binding
created serializer files
created angular factories for card and score
fixed some syntax errors in js
attempting to query factories in controller
added activemodelserializer initializer file that removes top level wrapper {} so an array gets returns instead of an object