RandomFileQueue: only list readable files
RandomFileQueue: only list readable files

kingsj/music-player,albertz/music-player,albertz/music-player,kingsj/music-player,kingsj/music-player,albertz/music-player,kingsj/music-player,albertz/music-player,albertz/music-player,albertz/music-player,kingsj/music-player