touchstone: use GitHub because url breaks often

Author: Haroenv

README.md

@@ -522,7 +522,7 @@ A collection of awesome things regarding React ecosystem.
 * [react-responsive - Media queries in react for responsive design](https://github.com/wearefractal/react-responsive)
 * [react-cursor - Functional state management abstraction for use with Facebook React](https://github.com/dustingetz/react-cursor)
 * [Omniscient.js - Abstracting React components for fast top down render of immutable data](https://github.com/omniscientjs/omniscient)
-* [Touchstonejs - React.js powered UI framework for developing beautiful hybrid mobile apps.](http://touchstonejs.io/)
+* [Touchstonejs - React.js powered UI framework for developing beautiful hybrid mobile apps.](https://github.com/touchstonejs/touchstonejs)
 * [Elemental - A UI Toolkit for React.js Websites and Apps](http://elemental-ui.com/)
 * [StateTrooper - Centrally manage state for React applications with CSP](https://github.com/swipely/state-trooper)
 * [Preact: Fast 3kb React alternative with the same ES6 API.](https://git.io/preact)