- Filter albums returned for "artist" == artist since MPD returns any
- album containing at least a single track for artist
+ Then look for albums for "artist" == artist and try to filters
+ multi-artists albums
+
+ NB: Running "client.list('album', 'artist', name)" MPD returns any album
+ containing at least a track with "artist" == name
+ TODO: Use MusicBrainzID here cf. #30 @gitlab