public function saveOrder(Vtiger_Request $request)
{
$pickListFieldName = $request->get('picklistName');
$picklistValues = $request->get('picklistValues');
$moduleModel = new Settings_Picklist_Module_Model();
$response = new Vtiger_Response();
try {
$moduleModel->updateSequence($pickListFieldName, $picklistValues);
$response->setResult(array('success', true));
} catch (Exception $e) {
$response->setError($e->getCode(), $e->getMessage());
}
$response->emit();
}