Enable is_registered check while trying to register a template
Enable is_registered check while trying to register a template

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