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

mysql/Dockerfile

@@ -0,0 +1,9 @@
+FROM mysql:latest
+
+MAINTAINER Mahmoud Zalt <mahmoud@zalt.me>
+
+VOLUME /var/lib/mysql
+
+CMD ["mysqld"]
+
+EXPOSE 3306