修复小程序赛事下单用券，退款失败问题

src/main/java/com/ctrip/fun/golf/service/basic/VoucherService.java

@@ -1102,6 +1102,7 @@ public class VoucherService {
     	voucher.setDescription(voucherRule.getDescription());
     	voucher.setShared(voucherRule.getShared());
     	voucher.setUserLimit(voucherRule.getUserLimit());
+    	voucher.setCreatedTime(new Date());
     	return voucher;
     }
     

src/main/java/com/ctrip/fun/golf/service/payment/AbstractPaymentService.java

@@ -179,7 +179,7 @@ public abstract class AbstractPaymentService<T extends AbstractOrder> extends Co
     	if("MP".equals(order.getPlatform())){
     		try { 
     			logger.error("start----------------------------------------------refound");
-				WeiXinAtcion.wechatRefund(order.getOrderNo()+"", order.getPrePayAmount().multiply(new BigDecimal("100")).intValue(), paymentOperateBean.getAmount().multiply(new BigDecimal("100")).intValue(),weiXinRefoundNotifyUrl);
+				WeiXinAtcion.wechatRefund(order.getOrderNo()+"", order.getPrePayAmount().subtract(order.getVoucherAmount()).multiply(new BigDecimal("100")).intValue(), paymentOperateBean.getAmount().multiply(new BigDecimal("100")).intValue(),weiXinRefoundNotifyUrl);
 				PayOrderOperateResponseBean payBean = new PayOrderOperateResponseBean();
 				payBean.setResultCode(CorePaymentService.SUCCESS);
 				result.setBody(payBean);