Restart rabbitmq when a config file changes

Signed-off-by: Aurélien Bompard <aurelien@bompard.org>

roles/rabbitmq_cluster/tasks/main.yml

@@ -59,6 +59,8 @@
   with_items:
   - rabbitmq.config
   - rabbitmq-env.conf
+  notify:
+    - restart rabbitmq
   tags:
   - rabbitmq_cluster
   - config

roles/rabbitmq_cluster/templates/rabbitmq.config

@@ -20,7 +20,7 @@
                     disc}},
 
    %% How to respond to cluster partitions.
-   %% Related doc guide: https://www.rabbitmq.com/partitions.html
+   %% Documentation: https://www.rabbitmq.com/partitions.html
    {cluster_partition_handling, pause_minority},
 
    %% And some general config