Add debugkit timer and panel

Add DebugKit panels to Crud

Add the panel in the Controller

```php
$components = [
	'DebugKit.Toolbar' => ['panels' => ['Crud.Crud']]
];
```

Currently it outputs configuration from `CrudComponent` the current `CrudAction` and all `CrudListeners` as well as adding a single timer around the crud events

Example crud panel:

![bownty_admin_-_feeds_and_freenode__jippi____perlsec-mc___ns_](https://f.cloud.github.com/assets/22841/768313/4bb04a2c-e89d-11e2-935a-0a1229201014.png)