Update reference paths

knockout/knockout-2.2.d.ts

@@ -3,6 +3,7 @@
 // Definitions by: Boris Yankov <https://github.com/borisyankov/>
 // Definitions: https://github.com/borisyankov/DefinitelyTyped
 
+
 interface KnockoutSubscribableFunctions {
     extend(source);
     dispose(): void;

knockout/knockout-tests.ts

@@ -1,5 +1,5 @@
-/// <reference path="../Definitions/knockout-2.2.d.ts" />
-/// <reference path="../Definitions/knockoutmapping-2.0.d.ts" />
+/// <reference path="knockout-2.2.d.ts" />
+/// <reference path="knockoutmapping-2.0.d.ts" />
 
 declare var $;