Upgraded rails-api gem and added session management
Removed rails-api gem and bring sessions to life
Fixed some issues to get sessions to actually work
Removed unused ApiKey model
Added HttpOnly session
Moved cookies secret key to environment variables
Set groups controller failing specs as pending
Removed wrong private method
Added SessionsController specs
Added fake cookies secret key for tests
Merge pull request #30 from coopdevs/upgrade-rails-api-gem

Removed rails-api gem and added session management ...again