Add fluentd support

Change-Id: Icbbe05fa319fff2b28d52d50ff127bcefe97e237
diff --git a/metadata/service/support.yml b/metadata/service/support.yml
index 3895e61..dd21bd8 100644
--- a/metadata/service/support.yml
+++ b/metadata/service/support.yml
@@ -1,6 +1,8 @@
 parameters:
   opencontrail:
     _support:
+      fluentd:
+        enabled: true
       collectd:
         enabled: true
       heka: