private void GridViewItem_Tapped_1(object sender, Windows.UI.Xaml.Input.TappedRoutedEventArgs e)
        {
            IPilot pilot = ((FrameworkElement)e.OriginalSource).DataContext as IPilot;

            if (pilot == null)
            {
                return;
            }

            this.Visibility = Visibility.Collapsed;
            //PilotSelector.Visibility = Visibility.Collapsed;
            //ShipSelector.Visibility = Visibility.Visible;
            //PilotSelector.ItemsSource = null;
            PilotSelected?.Invoke(pilot);
        }
        private void PilotControl_Tapped(object sender, TappedRoutedEventArgs e)
        {
            var pilot = ((IPilotViewModel)(((UserControl)sender).DataContext));

            PilotSelected?.Invoke(pilot);
        }