Fixed typo `this` -> `_loggly`

index.html

@@ -38,7 +38,7 @@ <h1>loggly-castor example (<a href="#" id="view-source">view source</a>)</h1>
     _loggly.src = _loggly.paths[_castor.p]
     _loggly.key = "a00039e9-4827-49aa-9d28-e18e5ba5a818"
     _loggly.config = {
-        url   : this.src + '/inputs/' + this.key
+        url   : _loggly.src + '/inputs/' + _loggly.key
       , level : 'log'
     }