powmedia/backbone-deep-model — pull request #28 by hxgdzyuyi (2012-10-22 07:33:12+00:00)
Title: Bugfix toJSON

toJSON is a function Return a copy of the model's attributes for JSON stringification.

In Backbone.Model.toJSON

```
toJSON: function(options) {
return _.clone(this.attributes);
}
```

The underscore's clone isn't deep clone .