public function destroy($id)
 {
     if (Auth::user()->can('delete-clients')) {
         $client = Client::findOrFail($id);
         Client::destroy($id);
         Session::flash('message', trans('client::ui.client.message_delete', array('name' => $client->firstname . ' ' . $client->lastname)));
         return redirect('client');
     }
     return redirect('auth/logout');
 }