SUPERSET-7: Docker compose config version breaks on Ubuntu 16.04 (#7359)
SUPERSET-7: Docker compose config version breaks on Ubuntu 16.04 (#7359)


airbnb/superset,apache/incubator-superset,apache/incubator-superset,zhouyao1994/incubator-superset,airbnb/caravel,airbnb/superset,mistercrunch/panoramix,mistercrunch/panoramix,zhouyao1994/incubator-superset,mistercrunch/panoramix,airbnb/caravel,airbnb/superset,apache/incubator-superset,apache/incubator-superset,mistercrunch/panoramix,zhouyao1994/incubator-superset,airbnb/caravel,apache/incubator-superset,zhouyao1994/incubator-superset,airbnb/caravel,airbnb/superset,zhouyao1994/incubator-superset