private void Window_Loaded(object sender, RoutedEventArgs e)
{
// We know longer need to size to the contents.
ClearValue(SizeToContentProperty);
// We want our control to shrink/expand with the window.
ArticlePanel.ClearValue(WidthProperty);
ArticlePanel.ClearValue(HeightProperty);
TagList.ClearValue(WidthProperty);
TagList.ClearValue(HeightProperty);
// Don't want our window to be able to get any smaller than this.
SetValue(MinWidthProperty, this.Width);
SetValue(MinHeightProperty, this.Height);
}