This class deals with Settings Dialog and implements all the important user-defined settings required by the app.
Inheritance: ContentDialog
 /// <summary>
 /// Executed when the Settings Button is tapped from the Application bar. The app navigates to the Settings page.
 /// </summary>
 /// <param name="sender">Object Sender is a parameter called Sender that contains a reference to the control/object that raised the event.</param>
 /// <param name="e">RoutedEventArgs e is a parameter called e that contains the event data, see the RoutedEventArgs MSDN page for more information.</param>
 private async void Settings_Click(object sender, RoutedEventArgs e) { ContentDialog dlg = new ContentDialog(); dlg=new SettingsDialog(); await dlg.ShowAsync(); }
 /// <summary>
 /// Executed when the Settings Button is tapped from the Application bar. The app navigates to the Settings page.
 /// </summary>
 /// <param name="sender">Object Sender is a parameter called Sender that contains a reference to the control/object that raised the event.</param>
 /// <param name="e">RoutedEventArgs e is a parameter called e that contains the event data, see the RoutedEventArgs MSDN page for more information.</param>
 private async void Settings_Click(object sender, RoutedEventArgs e)
 {
     ContentDialog dlg = new ContentDialog(); dlg = new SettingsDialog(); await dlg.ShowAsync();
 }