Fixed server update listener

lib/Util/Equality.js

@@ -27,6 +27,11 @@ var Equality = (function () {
 		return false;
 	};
 
+	Equality.prototype.equalsStrict = function equalsStrict(object) {
+		// override per class type
+		return;
+	};
+
 	_createClass(Equality, [{
 		key: "eqDiscriminator",
 		get: function get() {