Set a higher maxListeners value

fixes #5373

- Set Max Listeners on our Event Emitter to 100
- Stops the '11 listeners added' error on node 0.12 during tests

core/server/events/index.js

@@ -1,9 +1,12 @@
 var events  = require('events'),
     util    = require('util'),
-    EventRegistry;
+    EventRegistry,
+    EventRegistryInstance;
 
 EventRegistry = function () {};
-
 util.inherits(EventRegistry, events.EventEmitter);
 
-module.exports = new EventRegistry();
+EventRegistryInstance = new EventRegistry();
+EventRegistryInstance.setMaxListeners(100);
+
+module.exports = EventRegistryInstance;