remove songs that don't belong to an albumartist album
remove songs that don't belong to an albumartist album

mpd >=0.18 puts them in as it takes the artist as the albumartist
if that is not defined

0359xiaodong/dmix,hurzl/dmix,joansmith/dmix,jcnoir/dmix,joansmith/dmix,abarisain/dmix,hurzl/dmix,jcnoir/dmix,0359xiaodong/dmix,abarisain/dmix