Add PhantomJS dependency to Contributing guide (#521)
Add PhantomJS dependency to Contributing guide (#521)


rwz/ember-cli-rails,rwz/ember-cli-rails,seanpdoyle/ember-cli-rails,seanpdoyle/ember-cli-rails,thoughtbot/ember-cli-rails,rwz/ember-cli-rails,thoughtbot/ember-cli-rails,seanpdoyle/ember-cli-rails,thoughtbot/ember-cli-rails