Add Rails debug informations in dev env
Add users as a REST resource
Add a show action to user
Add an index action to user
Add a unit test to user profil page
Add factory_girl gem
Add a user factory and use it in unit test
Modify bcrypt cost factor policy in test env (improve speed)
Add a gravatar image on user profile
Add a bit of styling to the user profile page
Add unit tests to signup form
Add a signup form
Add a create action to user controller
Show errors message if signup with invalid information
Manage case of correctly filling sign up form
Add a flash message on sign up