Consistently added GroupBy_Bitrate enum item
Grooveshark now returns a different error code when session id is invalid
Implemented sort by bitrate
Try emulating Mavericks' codesign --deep for earlier OS X versions.
Bump 3rd party taglib to 1.9.1
Automatic merge of translations from Transifex (https://www.transifex.net/projects/p/clementine/resource/clementineplayer)