REST implementation.
REST implementation.

Former-commit-id: 44290c6c2ae48006a1904661218d83cb38f49410
subutai-io/base,subutai-io/base,subutai-io/Subutai,subutai-io/base,subutai-io/base,subutai-io/Subutai,subutai-io/Subutai,subutai-io/Subutai,subutai-io/Subutai,subutai-io/Subutai