Add debug info in application.html.erb for development enviroment
Implements users/show
Test users/show
Install factory girl
Test users/show
Install factory girl
Add title to users/show page
Reduce BCrypt algorithm running time to minimum cost in testing enviroment for faster tests
Add image from gravatar to users/show
Change users/show view to display a sidebar
Tutorial checkpoint updated
Implements signup
When user information is valid
When user information is invalid
Add flash message to application.html.erb
Show flash message when signup is successful
Add SSL in production