src/controllers/admin/AdminCrudController.php
public function order()
	{
		$Model   = App::make($this->Model);
		$orders  = Input::get('orders');
		$objects = $Model::whereIn('id', array_keys($orders))->get();

		foreach ($objects as $object) {
			$object->order = $orders[$object->id];
			$object->save();
		}

		return 1;
	}
public function order()
	{
		$Model   = App::make($this->Model);
		$orders  = Input::get('orders');
		$objects = $Model::whereIn('id', array_keys($orders))->get();

		foreach ($objects as $object) {
			$object->order = $orders[$object->id];
			$object->save();
		}

		return 1;
	}
AJAX for reordering objects.