message: Timeline UI - change Z-order for running TE and current time line (win)
diff: </ItemsControl.ItemTemplate>
  </ItemsControl>
  <GridSplitter Grid.Column="1" Grid.Row="1" VerticalAlignment="Stretch" HorizontalAlignment="Left" Width="1" Background="{DynamicResource Toggl.TimelineSeparatorBrush}"/>
  + <Canvas Grid.Row="1" Grid.Column="2"
  + Background="Transparent"
  + MouseDown="OnTimeEntryCanvasMouseDown"
  + MouseMove="OnTimeEntryCanvasMouseMove"
  + MouseUp="OnTimeEntryCanvasMouseUp"/>
  + <Canvas Name="RunningTimeEntryCanvas" Grid.Row="1" Grid.Column="2" Margin="10 0 0 0" Visibility="{Binding RunningTimeEntryBlock, Converter={StaticResource NullToCollapsedConverter}}">
  + <togglDesktop:TimelineRunningTimeEntryBlock DataContext="{Binding RunningTimeEntryBlock}"
  + Canvas.Top="{Binding VerticalOffset}"
  + Canvas.Left="{Binding HorizontalOffset}">
  + <togglDesktop:TimelineRunningTimeEntryBlock.Style>
  + <Style TargetType="FrameworkElement">
  + <Style.Triggers>
  + <DataTrigger Binding="{Binding ShowDescription}" Value="True">
  + <Setter Property="Width" Value="{Binding ElementName=RunningTimeEntryCanvas, Path=ActualWidth}"/>
  + </DataTrigger>
  + </Style.Triggers>
  + </Style>
  + </togglDesktop:TimelineRunningTimeEntryBlock.Style>
  + </togglDesktop:TimelineRunningTimeEntryBlock>
  + </Canvas>
  <Canvas Grid.Row="1" Grid.ColumnSpan="5" Grid.Column="0"
  Visibility="{Binding IsTodaySelected, Converter={StaticResource BooleanToVisibilityConverter}}"
  x:Name="CurrentTimeCanvas">
  <ItemsControl Grid.Row="1" Grid.Column="2" ItemsSource="{Binding Path=TimeEntryBlocks}" Margin="10 0 0 0" Name="TimeEntryBlocks">
  <ItemsControl.ItemsPanel>
  <ItemsPanelTemplate>
  - <Canvas Name="TimeEntryCanvas" Background="Transparent"
  - MouseDown="OnTimeEntryCanvasMouseDown"
  - MouseMove="OnTimeEntryCanvasMouseMove"
  - MouseUp="OnTimeEntryCanvasMouseUp"/>
  + <Canvas Name="TimeEntryCanvas"/>
  </ItemsPanelTemplate>
  </ItemsControl.ItemsPanel>
  <ItemsControl.ItemTemplate>
  </Style>
  </ItemsControl.ItemContainerStyle>
  </ItemsControl>
  - <Canvas Name="RunningTimeEntryCanvas" Grid.Row="1" Grid.Column="2" Margin="10 0 0 0" Visibility="{Binding RunningTimeEntryBlock, Converter={StaticResource NullToCollapsedConverter}}">
  - <togglDesktop:TimelineRunningTimeEntryBlock DataContext="{Binding RunningTimeEntryBlock}"
  - Canvas.Top="{Binding VerticalOffset}"
  - Canvas.Left="{Binding HorizontalOffset}">
  - <togglDesktop:TimelineRunningTimeEntryBlock.Style>
  - <Style TargetType="FrameworkElement">
  - <Style.Triggers>
  - <DataTrigger Binding="{Binding ShowDescription}" Value="True">
  - <Setter Property="Width" Value="{Binding ElementName=RunningTimeEntryCanvas, Path=ActualWidth}"/>
  - </DataTrigger>
  - </Style.Triggers>
  - </Style>
  - </togglDesktop:TimelineRunningTimeEntryBlock.Style>
  - </togglDesktop:TimelineRunningTimeEntryBlock>
  - </Canvas>
  <ItemsControl Grid.Row="1" Grid.Column="2" ItemsSource="{Binding Path=GapTimeEntryBlocks}" Margin="10 0 0 0">
  <ItemsControl.ItemsPanel>
  <ItemsPanelTemplate>
  