Remove the omniauth strategy

The omniauth strategy has been moved to https://github.com/auth0/omniauth-auth0
Merge pull request #3 from twingly/remove-omniauth

Remove the omniauth strategy
Added RoR WebApp sample
Improved UI
Added Gemfile.lock
Added Gemfile.lock
Sql lite only in development
Fixed database.yml
Updated.lock
Updated database.yml
Updated Gemfile
Callback URL changed
Added callback url
Trying setting for assets on Heroku
Trying another approach for heroku
Updated gems
Removing jQuery
Adding default callback
Update README.md
Update README.md