[BugFix:
USB device may has 120 bit serial number.
@@ -683,3 +683,4 @@ UPDATE `VRouterRouteEntryVO` SET `type` = 'OSPF' where `type` = '4';
UPDATE `VRouterRouteEntryVO` SET `type` = 'Unknown' where `type` = '5';
ALTER TABLE `zstack`.`UsbDeviceVO` modify column iSerial varchar(1024) DEFAULT NULL;
+ALTER TABLE `zstack`.`ZBoxVO` modify column `iSerial` varchar(1024) DEFAULT NULL;
