zedapp/zed — pull request #369 by chenxsan (2014-05-24 20:28:47+00:00)
Title: bug fix

The class of `packageData` is `String`, then usage like below:

```
if (!packageData.files) {
packageData.files = [];
console.log(packageData.files); // we still got undefined here.
}
```
actually does not work.