2020-12-23 1.调整mqtt挤下线，跑ui线程。2.LoadEvent_CheckLinkStatus方法调整

JLChen

2020-12-23 f9f9b0030fdd2691632569b7dcad9d0ddca5e4cf

 HDL_ON/UI/BindingResidence/BindingResidencePage.cs

@@ -104,12 +104,11 @@
                var page = new MyQRCodePage();
                AddChidren(page);
                page.LoadPage(true);
                //MainPage.BasePageView.PageIndex = MainPage.BasePageView.ChildrenCount - 1;
            };

            btnLogout.MouseUpEventHandler = (sender, e) =>
            {
                MainPage.GoLoginPage(UserInfo.Current);
                HDLCommon.Current.Logout();
            };
        }