Implemented universal logout

roles/web-app-openproject/config/main.yml

@@ -17,6 +17,7 @@ features:
   ldap:               true
   central_database:   true
   oauth2:             true
+  universal_logout:   true
 csp:
   flags:
     script-src-elem:
@@ -51,4 +52,4 @@ docker:
       version:  "" # If need a specific memcached version you have to define it here, otherwise the version from svc-db-memcached will be used
     
   volumes:
-    data: "openproject_data"
+    data: "openproject_data"