Adding license note to readme

Jason Jarrett · Jason Jarrett · commit 5e76affa39ec · 2016-04-06T15:11:38.000-07:00
diff --git a/Readme.md b/Readme.md
@@ -88,3 +88,7 @@ class MyComponent extends React.Component {
 
 ReactDOM.render(<MyComponent />, document.getElementById('main'));
 ```
+
+## License
+
+Code released under [the MIT license](https://opensource.org/licenses/MIT).
