Removing branches from the README.

The tutorial-related branches have all been moved to Playground, so those branches are no longer necessary. The web-related branches are no longer relevant as we know recommend a different code-sharing option with NativeScript Schematics.

README.md

@@ -4,34 +4,13 @@ Groceries is a NativeScript-built iOS and Android app for managing grocery lists
 
 <!-- * [Download](#download) -->
 
-* [Branches](#branches)
 * [Screenshots](#screenshots)
 * [Development](#development)
     * [Linting](#linting)
     * [Unit testing](#unit-testing)
     * [Travis CI](#travis)
 * [Contributors](#contributors)
 
-<h2 id="branches">Branches</h2>
-
-This repository contains a number of branches:
-
-* The [**master** branch](https://github.com/NativeScript/sample-Groceries/tree/master) shows how to build a robust, real-world app using NativeScript. The branch is built with TypeScript and Angular.
-This branch targets latest official release of {N}.
-
----
-
-* The [**angular-end** branch](https://github.com/NativeScript/sample-Groceries/tree/angular-end) contains the finished code for the [NativeScript _TypeScript and Angular_ getting started guide](http://docs.nativescript.org/angular/tutorial/ng-chapter-0).
-
----
-
-* The [**end** branch](https://github.com/NativeScript/sample-Groceries/tree/end) contains the finished code for the [NativeScript _JavaScript_ getting started guide](http://docs.nativescript.org/tutorial/chapter-0).
-
----
-
-* The [**web** branch](https://github.com/NativeScript/sample-Groceries/tree/web) contains a web version of Groceries that shares code with the NativeScript-built native app. The app is built with the Angular CLI.
-* The [**gh-pages** branch](https://github.com/NativeScript/sample-Groceries/tree/gh-pages) contains the GitHub Pages hosted version of the web branch. You can view the web app live at <https://nativescript.github.io/sample-Groceries>.
-
 <h2 id="screenshots">Screenshots</h2>
 
 ![](assets/screenshots/ios-1.png)