Ensure that mongo starts at boot.

playbooks/roles/mongo_3_0/tasks/main.yml

@@ -270,7 +270,6 @@
   service:
     name: mongod
     state: restarted
-    enabled: true
   when: MONGO_CLUSTERED and initialize_replica_set
   tags:
     - "install"

playbooks/roles/mongo_3_2/tasks/main.yml

@@ -319,3 +319,12 @@
     - "manage"
     - "manage:db"
     - "manage:db-replication"
+
+- name: ensure mongo starts at boot time
+  service:
+    name: mongod
+    enabled: yes
+  tags:
+    - "manage"
+    - "manage:start"
+