file name fixed

Author: johnpapa

public/docs/ts/latest/tutorial/toh-pt1.jade

@@ -273,7 +273,7 @@ include ../../../../_includes/_util-fns
     * We declared our use of `NgModel` and other Form directives
     by setting the component's `directives` metadata property to the `FORMS_DIRECTIVES` array.
 
-    Here's the complete `AppComponent.ts` as it stands now:
+    Here's the complete `app.ts` as it stands now:
 
   code-example(format="linenums").
     import {bootstrap, Component, FORM_DIRECTIVES} from 'angular2/angular2';