private void UnpinButton_Tap(object sender, System.Windows.Input.GestureEventArgs e)
{
var button = sender as Button;
var subreddit = button.DataContext as TypedThing<Subreddit>;
if (subreddit != null)
Messenger.Default.Send<CloseSubredditMessage>(new CloseSubredditMessage { Subreddit = subreddit });
if (pinnedSubredditList.Items.Count == 0)
{
Scheduler.Dispatcher.Schedule(SwitchToNew, TimeSpan.FromSeconds(0.10));
}
}