Merge pull request facebook#66 from justin808/react-devtools-fix

Enable React devtools by exposing React (setting window.React)

Author: fisherwebdev

examples/flux-chat/js/app.js

@@ -18,6 +18,7 @@ var ChatApp = require('./components/ChatApp.react');
 var ChatExampleData = require('./ChatExampleData');
 var ChatWebAPIUtils = require('./utils/ChatWebAPIUtils');
 var React = require('react');
+window.React = React; // export for http://fb.me/react-devtools
 
 ChatExampleData.init(); // load example data into localstorage