完成面板楼层显示处理和下拉刷新处理，请合并最新代码

xm

2019-11-21 ec35d79add60d1438dff5291389f7e69c579d9f9

 ZigbeeApp/Shared/Phone/UserCenter/Gateway/Add/WiredGatewayDirectionForm.cs

@@ -61,7 +61,7 @@
            btnHelp.ButtonClickEvent += (sender, e) =>

            {

                var form = new DeviceDirection.DeviceDirectionHelpForm();

                form.AddForm(string.Empty);

                form.AddForm("Gateway");

            };

            bodyFrameLayout.AddChidren(btnHelp);

            //底线