Merge remote-tracking branch 'origin/dev-tzy' into dev-wjc

WJC

2019-12-03 f8b647c263f068babb8efcc19ff4e74026a4bd28

 ZigbeeApp/Shared/Phone/Device/Account/AccountRegister.cs

@@ -208,7 +208,7 @@
        private void AddPhoneOrEmailFL(FrameLayout accountCodeFrameLayout, string phoneOrEmail)
        {
            accountCodeFrameLayout.RemoveAll();

            account = string.Empty;
            if (phoneOrEmail == "Phone")
            {
                phoneRow = new PhoneRowForm();