Added CarrierWave gem, implemented an uploader
Change cover_url to cover, fixed references
Added public/uploads to .gitignore
Fixed movies factory
Merge pull request #3 from s1mplex/adding_movies

Backend for adding movies with a cover uploader
In order to run karma tests do the following:
rake karma:install
npm install karma-ng-scenario karma-coffee-preprocessor karma-jasmine karma-phantomjs-launcher --save-dev
Added node_modules to .gitignore