feat(states): factorize steps to deploy and clean

The clean only stop and remove the running container.

discourse/clean.sls

+# -*- coding: utf-8 -*-
+# vim: ft=sls
+
+include:
+  - .service.clean

discourse/init.sls

+# -*- coding: utf-8 -*-
+# vim: ft=sls
+
+include:
+  - .net-tools
+  - .netcat
+  - .docker
+  - .git
+  - .config
+  - .service