Merge branch 'CJL' into wxr4

wxr

2021-05-12 9acd3887f1f8db40d59f991b1726a61aa7c7637c

 HDL-ON_Android/Application.cs

@@ -85,7 +85,8 @@
                }
                catch (Exception ex)
                {
                    Console.WriteLine(ex.Message);
                    MainPage.Log(ex.Message);
                    BaseActivity.VerifyDateTime = DateTime.MaxValue;
                }
            };