Add the ability to follow hashtags (William Casarin)

home: hide users and hashtags from home timeline when you unfollow (William Casarin)

home: separate home filters (William Casarin)

contacts: get followed hashtags function (William Casarin)

ui: add follow hashtag ui on search view (William Casarin)

contacts: unify following logic (William Casarin)

pushed to refs/heads/master

http://git.jb55.com/damus/commit/505ce0bd392a5f8a17f445b9fb7bd6571d44e102.html