Follower/Followed model - 11.1.3 done
Followed users - 11.1.4 done
Followers - 11.1.5 done
Stats and a follow form - 11.2.2 done
Following and followers pages - 11.2.3 done
Follow button - the standard way - 11.2.4 done
Follow button using Ajax - 11.2.5 done
A first feed implementation - 11.3.2 done
Feed selection using subselect - 11.3.3 done