remove client-separation from travis
remove client-separation from travis

tanhaiwang/gmusicapi,peetahzee/Unofficial-Google-Music-API,simon-weber/Unofficial-Google-Music-API,thebigmunch/gmusicapi,jimyx17/gmusic,dvirtz/gmusicapi,dvirtz/gmusicapi,nvbn/Unofficial-Google-Music-API,TheOpenDevProject/gmusicapi,simon-weber/gmusicapi