anchor.diff:    we don't change how the application behaves from the user's point of view.
   
     During TypeScript conversion, there is nothing we have to do to keep E2E tests
  -  working. It is only when we change our bootstrap to that of an Hybrid app that we need to
  +  working. It is only when we change our bootstrap to that of a Hybrid app that we need to
     make some changes.
   
     The following change is needed in `protractor-conf.js` to sync with hybrid apps:
  
positive.code:   attached to the `<html>` element of the host page. This will no longer work with
    Angular 2. We should switch to a JavaScript-driven bootstrap instead. 
    
    So, remove the `ng-app` attribute from `index.html`, and instead boostrap via `app/main.ts`.
    This file has been configured as the application entrypoint in `systemjs.config.js`, 
    so it is already being loaded by the browser.
  
  
negative.code:   ### Using UpgradeModule with Angular 2 _NgModules_
  
    Both Angular 1 and Angular 2 have their own concept of modules
    to help organize an application into cohesive blocks of functionality.
    
    Their details are quite different in architecture and implementation.
    In Angular 1, you add Angular assets to the `angular.module` property.
  