Add react-livestamp (enaqx#473)

Author: yasaricli

README.md

@@ -461,6 +461,7 @@ A collection of awesome things regarding React ecosystem.
 * [rebass - Configurable React Stateless Functional UI Components](https://github.com/jxnblk/rebass)
 * [echarts-for-react - baidu Echarts(v3.0) components for React](https://github.com/hustcc/echarts-for-react)
 * [react-pagespeed-score - A React component for display a dial-type chart of PageSpeed Insights](https://github.com/cauealves/react-pagespeed-score)
+* [react-livestamp - A simple and html date countdown component for React](https://github.com/markafoni/react-livestamp)
 
 ##### Libraries
 * [react-magic - Automatically AJAXify plain HTML with the power of React](https://github.com/reactjs/react-magic)