message: doc: fix toc
  remove old migration guide
diff: # Table of Contents
  * [Introduction](#introduction)
  * [Getting Started with Universal](#getting-started)
  - * w/ NodeJS Server
  - * w/ ASP.NET Core Server
  * [Upgrading to Version 8](#version-8)
  * [Packages](#packages)
  * [Universal "Gotchas"](#universal-gotchas)
  @@ -73,11 +71,6 @@ Moved to [/docs/gotchas.md](/docs/gotchas.md)
  - Development server/watch mode builder with livereload for CLI
  - Full client rehydration strategy that reuses DOM elements/CSS rendered on the server
  -# Upgrading from Angular2-Universal
  -If you're coming from the original `angular2-universal` (2.x) here are some helpful steps for porting your application to Angular 4 & platform-server.
  -
  -[Go here to find the guide](/docs/angular2-universal-migration.md)
  -
  # Preboot
  Control server-rendered page and transfer state before client-side web app loads to the client-side-app. [Repo](https://github.com/angular/preboot)
  