SUBUTAI-974: more readme howto info
SUBUTAI-974: more readme howto info

Former-commit-id: b7b41e9f2a7ba2058d075299a4c74cce3024468e
subutai-io/Subutai,subutai-io/Subutai,subutai-io/base,subutai-io/Subutai,subutai-io/Subutai,subutai-io/Subutai,subutai-io/base,subutai-io/base,subutai-io/Subutai,subutai-io/base