return songs for any artist if only album name is given
return songs for any artist if only album name is given

for full albums list when not using cache

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