Creating a order overview top level page.

Creates a top level order overview page.

### Additional Goodies
* I noticed that Service::find didn't have any manner of sorting, so I added a simple 'sort' option.
* I *am* eager loading the customer data, but not the transaction data (because there's no way to do that from the service architecture). I'd be a little concerned about performance because that's 10 additional queries I think that it's making per page load.