Fix deprecations (#35)

* Drop Nagios support
* Fix start PHP-FPM on Docker
* Fix deprecations on Ansible 2.7

- with_ -> loop
- fix filters as test
- test version_compare -> version
- set min_version to 2.5

tasks/ssl/acme.yml

@@ -39,6 +39,8 @@
 
 - name: COMMAND | Restart nginx
   command: service nginx restart
+  args:
+    warn: false
   when: fake_site.changed and ansible_virtualization_type == 'docker'
 
 - name: SHELL | Get certificates