message: Fix DatePicker date format in the Timeline view (win)
diff: FontSize = "{TemplateBinding FontSize}"
  Foreground = "{DynamicResource Toggl.PrimaryTextBrush}"
  SelectionBrush = "{DynamicResource MahApps.Brushes.Highlight}"
  - Text = "{Binding Path=SelectedDate, StringFormat='ddd, dd/MM/yyyy', RelativeSource={RelativeSource AncestorType={x:Type DatePicker}}}" >
  + Text = "{Binding Text, RelativeSource={RelativeSource AncestorType={x:Type DatePicker}}}" >
  <b:Interaction.Behaviors >
  <behaviors:DatePickerTextBoxBehavior />
  </b:Interaction.Behaviors >
  