Always pull new images

templates/Grafana/0/docker-compose.yml

@@ -1,9 +1,11 @@
 grafana:
-    image: grafana/grafana:4.2.0
-    ports:
-        - ${http_port}:3000
-    environment:
-        GF_SECURITY_ADMIN_USER: ${admin_username}
-        GF_SECURITY_ADMIN_PASSWORD: ${admin_password}
-        GF_SECURITY_SECRET_KEY: ${secret_key}
-        GF_INSTALL_PLUGINS: ${install_plugins}
+  image: grafana/grafana:4.2.0
+  labels:
+    io.rancher.container.pull_image: always
+  ports:
+    - ${http_port}:3000
+  environment:
+    GF_SECURITY_ADMIN_USER: ${admin_username}
+    GF_SECURITY_ADMIN_PASSWORD: ${admin_password}
+    GF_SECURITY_SECRET_KEY: ${secret_key}
+    GF_INSTALL_PLUGINS: ${install_plugins}