private void HandleVratiSale()
{
List <Sala> result = new List <Sala>();
var signalPoruka = KontrolerPL.VratiSveSale(ref result);
TransferKlasa response = new TransferKlasa()
{
Akcija = Akcija.VRATI_SALE,
TransferObjekat = result,
Signal = signalPoruka.Item1,
Poruka = signalPoruka.Item2
};
formater.Serialize(tok, response);
}