Adding following/follower relationships
Adding following and followers actions to User controller
testing following/follower
Add view
Adding follower stats to the Home page
modify custom.css.scss
Add a form for following/unfollowing
Modify show.html.erb
moddificate user_page_spec.rb and authentication_page_spec.rb
The following and followers actions
show_follow view
Tests for the Follow/Unfollow button
modificado authentication_pages_spec.rb
relationships_controller.rb
Using Ajax
 Tests for the Relationships controller responses to Ajax
 Responding to Ajax requests in the Relationships controller
JavaScript