extend testing suite with selenium-webdriver
remove unused files and specs
add twitter bootstrap files
add base_controller
add admin/base_controller
add feature specs for create, edit,show and destroy users
add UI for managing users
update annotation for routes
remove fixtures and add DatabaseCleaner options for javascript testing
add specs for testing requests for edit and show action
add new, create, edit, show, destroy and update user actions
add has_secure_password to the authentication system
add specs for index and new views
delete unused files
finished authentication system
add login/logout links to the backend UI
add main frontend layout
add CanCan dependency