Add an ability to configure debug-level for ceilometer

Change-Id: Ibe9dd2391202a5af291d2eed1559bae60370f9a8
diff --git a/lib/ceilometer b/lib/ceilometer
index 04c1a34..b0899e2 100644
--- a/lib/ceilometer
+++ b/lib/ceilometer
@@ -129,6 +129,7 @@
 
     iniset $CEILOMETER_CONF DEFAULT notification_topics 'notifications'
     iniset $CEILOMETER_CONF DEFAULT verbose True
+    iniset $CEILOMETER_CONF DEFAULT debug "$ENABLE_DEBUG_LOG_LEVEL"
 
     # Install the policy file for the API server
     cp $CEILOMETER_DIR/etc/ceilometer/policy.json $CEILOMETER_CONF_DIR