fix bug

Author: aleafs

lib/stomp.js

@@ -251,7 +251,7 @@ function Stomp(args) {
     this.debug = args['debug'];
     this.login = args['login'] || null;
     this.passcode = args['passcode'] || null;
-    this.log = new StompLogging(this.debug);
+    this.log = new stomp_utils.StompLogging(this.debug);
     this._subscribed_to = {};
     this.session = null;
     this.ssl = args['ssl'] ? true : false;