Prevent signed in users from signing up again
Add microposts
Micropost content validation
Add microposts to user profile page
Add sample posts to users in db
Refactor spacing
Add post form on home page
Add feed to home page
Add ability for user to delete microposts
Wrap micropost text
Add relationship
Finish follow
Add unfollowing
Finish modeling followers
Add following/followers count
Add follow/unfollow buttons
Add Follower and following pages
Hook up Follow/Unfollow buttons
Change button to utilize AJAX
Update status feed to include followed users