Added Gemfile.lock
Minor Gemfile changes
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation
Heroku preparation