Finished: Listing 11.12

	http://ruby.railstutorial.org/chapters/following-users#code-following_p_follow_bang
Starting: 11.1.5 Followers

	http://ruby.railstutorial.org/chapters/following-users#sec-followers
Starting: 11.2 A web interface for following users

	http://ruby.railstutorial.org/chapters/following-users#sec-a_web_interface_for_following_and_followers