Optimized some collect functions. #437
Optimized some collect functions. #437

subutai-io/Subutai,subutai-io/base,subutai-io/Subutai,subutai-io/base,subutai-io/base,subutai-io/Subutai,subutai-io/base,subutai-io/Subutai,subutai-io/Subutai,subutai-io/Subutai