Major updates.

- upgrade docker compose to v2
- build images locally instead of pulling them from the registry
- separate php container form nginx container
- support all the php versions including php 7.0
- remove beanstalked container to be optionally added later by the user

data/Dockerfile

@@ -0,0 +1,5 @@
+FROM debian:jessie
+
+MAINTAINER Mahmoud Zalt <mahmoud@zalt.me>
+
+CMD ["true"]