Merge pull request #21 from 30x/XAPID-862

XPID-862: make sure we log things properly.

listener.go

diff --git a/listener.go b/listener.go
index ffa6593..8230176 100644
--- a/listener.go
+++ b/listener.go
@@ -41,7 +41,7 @@
 	} else if snapData, ok := e.(*common.Snapshot); ok {
 		processSnapshot(snapData)
 	} else {
-		log.Errorf("Received invalid event. Ignoring. %v", e)
+		log.Debugf("Received invalid event. Ignoring. %v", e)
 	}
 }