Proxy all parameters of an event to the respective other emitter

lib/emitters/custom-event-emitter.js

@@ -127,8 +127,9 @@ module.exports = (function() {
     options.events = Utils._.difference(options.events, options.skipEvents)
     options.events = Utils._.difference(options.events, options.skipEvents)
 
 
     options.events.forEach(function (eventKey) {
     options.events.forEach(function (eventKey) {
-      this.on(eventKey, function (result) {
-        emitter.emit(eventKey, result)
+      this.on(eventKey, function () {
+        var args = [ eventKey ].concat([].slice.apply(arguments))
+        emitter.emit.apply(emitter, args)
       })
       })
     }.bind(this))
     }.bind(this))