Make the Icecast metadata parsing function in more cases
Make the Icecast metadata parsing function in more cases

The Icecast status API may return one or multiple sources and the
structure of the JSON is slightly different in these two cases.

owncloud/music,owncloud/music,owncloud/music,paulijar/music,paulijar/music,paulijar/music,paulijar/music,owncloud/music,owncloud/music,paulijar/music