zurb/foundation — pull request #4574 by NikhilKalige (2014-03-02 08:51:18+00:00)
Title: Alert changed event name from closed to close

I believe this triggers the event on alert close as mentioned in the docs
```
$(document).on('close.fndtn.alert-box', function(event) {
console.info('An alert box has been closed!');
});
```