Add feature section to readme

README.md

@@ -4,6 +4,40 @@
 
 [Web Starter Kit](https://developers.google.com/web/starter-kit) is an opinionated boilerplate for web development. Tools for building a great experience [across many devices](https://google.github.io/web-starter-kit/hello-world/) and [performance oriented](#web-performance). Helping you to stay productive following the best practices outlined in Google's [Web Fundamentals](https://developers.google.com/web/fundamentals). A solid starting point for both professionals and newcomers to the industry.
 
+### Features
+
+> Multi-device responsive boilerplate
+
+A responsive boilerplate optimized for the multi-screen web with a high [PageSpeed Insights](https://developers.google.com/speed/pagespeed/insights/) performance score. Powered by [Material Design Lite](http://getmdl.io).
+
+> Sass support
+
+Compile [Sass](http://sass-lang.com/) into CSS with ease, bringing support for variables, mixins and more.
+
+> Performance optimization with a build process powered by Gulp
+
+Minify and concatenate JavaScript, CSS, HTML and images to help keep your pages lean.
+
+> Built in HTTP Server
+
+A built-in server for previewing your site means you can test pages without messing with other tools.
+
+> Live Browser Reloading
+
+Reload the browser in real-time anytime an edit is made without the need for an extension.
+
+> Cross-device Synchronization
+
+Synchronize clicks, scrolls, forms and live-reload across multiple devices as you edit your project. Powered by [BrowserSync](http://browsersync.io).
+
+> PageSpeed Insights reporting
+
+Web performance metrics showing how well your site performs on mobile and desktop.
+
+> ES2015 Support
+
+Optional ES2015 support using [Babel](https://babeljs.io/). To enable ES2015 support remove the line `"only": "gulpfile.babel.js",` in the [.babelrc](.babelrc) file. ES2015 source code will be automatically transpiled to ES5 for wide browser support.
+
 ## Quickstart
 
 [Download](https://github.com/google/web-starter-kit/releases/latest) the kit or clone this repository and build on what is included in the `app` directory.
@@ -56,12 +90,6 @@ If you would prefer not to use any of our tooling, delete the following files fr
 
 If you are interested in adding in different tooling workflows to your gulpfile.js, we recommend looking at the official Gulp [recipes](https://github.com/gulpjs/gulp/tree/master/docs/recipes) directory which includes a comprehensive list of guides.
 
-## ES2015 Support
-
-Web Starter Kit has optional ES2015 support using [Babel](https://babeljs.io/).
-To enable ES2015 support remove the line `"only": "gulpfile.babel.js",` in the [.babelrc](.babelrc) file.
-ES2015 source code will be automatically transpiled to ES5 for wide browser support.
-
 ## Extras
 
 Optional additions, such as web server configurations, can be found at [WSK Extras