Mention Karma in README

README.md

@@ -19,7 +19,7 @@ Quick setup for new performance orientated, offline–first React.js application
 
 - [**PostCSS**](https://github.com/postcss/postcss) is like Sass, but modular and capable of much more. PostCSS is, in essence, just a wrapper for plugins which exposes an easy to use, but very powerful API. While it is possible to [replicate Sass features](https://github.com/jonathantneal/precss) with PostCSS, PostCSS has an [ecosystem of amazing plugins](http://postcss.parts) with funcionalities Sass cannot even dream about having.
 
-- **Unit tests** should be an important part of every web application developers toolchain. [Mocha](https://github.com/mochajs/mocha) checks your application is working exactly how it should without you lifting a single finger. Congratulations, you just won a First Class ticket to world domaination, fasten your seat belt please!
+- **Unit tests** should be an important part of every web application developers toolchain. [Mocha](https://github.com/mochajs/mocha) and [Karma](https://github.com/karma-runner/karma) check your application is working exactly how it should without you lifting a single finger. Congratulations, you just won a First Class ticket to world domaination, fasten your seat belt please!
 
 - [**react-router**](https://github.com/rackt/react-router) is used for routing in this boilerplate. Using the new, and currently unreleased, `1.0` version, react-router makes routing really easy to do and takes care of a lot of the work. Since the version is not officially out yet, the [documentation](https://github.com/rackt/react-router/blob/master/doc/00%20Guides/0%20Overview.md) is not fully finished, but by far finished enough to work for most needs.