Removes: turbolinks GEM and references
Adds: pack of useful GEMs
Adds: DB credentials for development and test
Adds: bower-rails GEM to manage 3rd party libraries e.g.: AngularJS, Bootstrap
Adds: Bowerfile to manage assests, Bower modules: AngularJS, Bootstrap, JQuery
Adds: definitions for Angular, Bootstrap and 3rd party assests
Adds: Angular app, bootstrap.css, HomeController and HomeView, Root route. Refactors: application.html.erb,  application.rb