Add Response case class to model.
Add get to Responses API.
Add responseAdd to Responses API.
Add responseDelete to ResponsesAPI.
Merge branch 'Response' into ImplementAPI
Fix scaladoc of language code.
Add getFansByOffset in FriendsFans API.
Implement getFriendsByOffset / getFollowingByOffset in FriendsFans API.
Add becomeFriend in FriendsFans API.
Add removeAsFriend in FriendsFans API.
Add becomeFan in FriendsFans API.
Fix wrong name of params in becomeFan.
Add setFollowing in FriendsFans API.
Add Completion case class to model.
Implement getCompletion in FriendsFans API.
Merge branch 'FriendsFans' into ImplementAPI
Add search in UserSearch API.
Implement search in PlurkSearch API.
Merge branch 'Search' into ImplementAPI