fix depart function bug

go/gopath/src/fohow.com/libs/wx_mp/pay.go

@@ -162,7 +162,7 @@ func GetGzhPayData(openid, outTradeNo string, totalPrice int64, body, notifyUrl,
 
 }
 
-// 获取jsSDK微信支付需要的数据
+//订单退款接口
 func GetRefundDataPay(outTradeNo, outRefundNo string, totalPrice int64, transactionId, remark string) (ret map[string]string) {
 	outTradeNo = fmt.Sprintf("%s_%d", outTradeNo, time.Now().Unix())
 	u := uuid.NewV4().String()