Engine for deploying identical nodes in lxc containers

Deploy using any engine into LXC container, and make N clones.

Sample configuraion:

            {
                "name": "LxcEngine",
                "distribution": "ubuntu",
                "start_ip_address": "10.2.17.1/16",
                "nodes_per_server": 8,
                "container_config": {
                    "gateway": "10.2.0.1",
                    "nameserver": "10.2.0.2"
                },
                "engine": {
                    "name": "DevstackEngine",
                    "localrc": {
                        "ENABLED_SERVICES": "n-cpu",
                        "VIRT_DRIVER": "fake"
                    }
                },
                "provider": {
                    "name": "DummyProvider",
                    "credentials": ["root@10.2.250.157"]
                }