v2 API allows CNAME RRSets with multiple Records

    ➜ ~ http http://127.0.0.1:9001/v2/zones/377ef1e0-0901-4a2e-9167-94d51c1febeb/recordsets name=www.example.com. type=CNAME records:='["ww1.exmaple.com.", "ww2.example.com."]' -v
    POST /v2/zones/377ef1e0-0901-4a2e-9167-94d51c1febeb/recordsets HTTP/1.1
    Accept: application/json
    Accept-Encoding: gzip, deflate
    Connection: keep-alive
    Content-Length: 98
    Content-Type: application/json
    Host: 127.0.0.1:9001
    User-Agent: HTTPie/0.9.2

    {
        "name": "www.example.com.",
        "records": [
            "ww1.exmaple.com.",
            "ww2.example.com."
        ],
        "type": "CNAME"
    }

    HTTP/1.1 202 Accepted
    Connection: keep-alive
    Content-Length: 486
    Content-Type: application/json; charset=UTF-8
    Date: Wed, 19 Aug 2015 20:58:41 GMT
    Location: http://127.0.0.1:9001/v2/zones/377ef1e0-0901-4a2e-9167-94d51c1febeb/recordsets/b4c82a14-7c33-471a-ae0f-d0cf976a5a75
    X-Openstack-Request-Id: req-036f0db6-9822-4646-959f-120c2e8cc0e4

    {
        "action": "CREATE",
        "created_at": "2015-08-19T20:58:40.947732",
        "description": null,
        "id": "b4c82a14-7c33-471a-ae0f-d0cf976a5a75",
        "links": {
            "self": "http://127.0.0.1:9001/v2/zones/377ef1e0-0901-4a2e-9167-94d51c1febeb/recordsets/b4c82a14-7c33-471a-ae0f-d0cf976a5a75"
        },
        "name": "www.example.com.",
        "records": [
            "ww1.exmaple.com.",
            "ww2.example.com."
        ],
        "status": "PENDING",
        "ttl": null,
        "type": "CNAME",
        "updated_at": null,
        "version": 1,
        "zone_id": "377ef1e0-0901-4a2e-9167-94d51c1febeb"
    }