simon-weber/Unofficial-Google-Music-API — pull request #229 by ralfharing (2014-03-08 22:50:09+00:00)
Title: add back webclient change_song_metadata() - fixes #224

All the attribs you can change from the web worked. Either they changed playCount to not be editable via the same jsarray or I was choosing the wrong index in the array, so I've left that one out for now.