docker: move docker-compose.yml to V1
docker: move docker-compose.yml to V1

We should try and support as much of the long tail of docker versions right now while we wait for widespread adoption of Docker 1.10+ and Compose 1.6+.  Until then, we'll use V1 (and eventually switch back to V2)

cybrox/hummingbird,synthtech/hummingbird,hummingbird-me/hummingbird,synthtech/hummingbird,hummingbird-me/hummingbird