public LoginPage(RequestCreator requestCreator) : base(requestCreator)
        {
            InitializeComponent();

            //automatically goes to next Login phase
            Username.Completed += (s, a) => Password.Focus();
            Password.Completed += (s, a) => LoginButton.SendClicked();

            //Sets BindingContext ViewModel
            LoginPageViewModel vm = new LoginPageViewModel(requestCreator, Navigation);

            BindingContext = vm;
            vm.Navigation  = Navigation;

            //initiates images
            RedLogo.Source  = ImageSource.FromResource("application.Images.TritonLogo.png");
            NaviLogo.Source = ImageSource.FromResource("application.Images.logo.gif");
        }