CHG Minor sample improvements.

git-svn-id: https://svn.evolvesoftware.ch/repos/evolve.net/WPF/NotifyIcon@193 9f600761-6f11-4665-b6dc-0185e9171623

Source/Sample Project/Tutorials/03 - Popups/InlinePopupWindow.xaml

@@ -3,6 +3,7 @@
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:tb="http://www.hardcodet.net/taskbar"
+    xmlns:commands="clr-namespace:Samples.Commands"
     Height="300"
     Width="300">
     <Grid>
@@ -32,6 +33,8 @@
                             Text="Enter Text..." />
                         <Button
                             Content="Click Me!"
+                            Command="{commands:CloseWindowCommand}"
+                            CommandParameter="{Binding}"
                             Margin="5,0,5,10"
                             HorizontalAlignment="Center"
                             VerticalAlignment="Center" />