Merge branch 'etherpad-fix-update' into 'master'

Etherpad fix update

See merge request !18

etherpad/defaults/main.yml

 ---
 
 etherpad_web_root: "/opt/etherpad"
-etherpad_version: "HEAD"
+etherpad_version: "1.8.11"
 
 etherpads: []
 

etherpad/handlers/main.yml

@@ -8,7 +8,7 @@
     daemon_reload: true
 
 - name: restart etherpad
-  debug:
-    var: item
-  when: item.value.changed
+  systemd:
+    name: "etherpad@{{ item.item.name }}.service"
+    state: restarted
   with_items: "{{ etherpad_config.results }}"