Merge branch 'organize-hipchat-lib-files' of https://github.com/rodrigopinto/hipchat-rb into rodrigopinto-organize-hipchat-lib-files
Merge branch 'master' of github.com:hipchat/hipchat-rb
Fixes Issue #69, URI::encode V2 url that use room name
remove room_id in error logging from _rooms, update v2 url for room method.  Fixed issue #70