facebook/react — pull request #1441 by zpao (2014-04-23 23:38:26+00:00)
Title: Upgrade jstransform to 4.0

Also enables the object-concise-method transform for --harmony

closes #1438

Tested with `pbpaste | bin/jsx --harmony` (with this on clipboard):
```js
var foo = {
bar(x) {
return x;
}
};
```