ignore messages with null message body string

bot/bot.go

@@ -285,9 +285,10 @@ func (b *Bot) HandleMsgFromDebuggingChannel(event *model.WebSocketEvent) {
 		return
 	}
 
-	// FIXME check and see if the message from mm is a bot message, if so,
-	// ignore it
-	pretty.Print(post)
+	if post.Message == "" {
+		// null message, we can probably ignore it.
+		return
+	}
 
 	if matched, _ := regexp.MatchString(`(?:^|\W)shutdown(?:$|\W)`, post.Message); matched {
 		b.Shutdown()