Merge pull request #8 from thouveng/add-missing-json

Add missing JSON format for dashboard
diff --git a/memcached/meta/grafana.yml b/memcached/meta/grafana.yml
index 4ba16a3..9846ae4 100644
--- a/memcached/meta/grafana.yml
+++ b/memcached/meta/grafana.yml
@@ -1,3 +1,4 @@
 dashboard:
   memcached:
+    format: json
     template: memcached/files/grafana_influxdb.json