fix yahoo currencies update
fix yahoo currencies update

wcardona/a2billing,fureszpeter/a2billing,renatofb/a2billing,renatofb/a2billing,renatofb/a2billing,wcardona/a2billing,fureszpeter/a2billing,renatofb/a2billing,fureszpeter/a2billing,renatofb/a2billing,wcardona/a2billing,wcardona/a2billing,wcardona/a2billing,fureszpeter/a2billing,fureszpeter/a2billing