NotifyWPF

---------
CHG   Lot of plumbing, some fixes
CHG   Work on sample project.
CHG   Popups and ContextMenu now store coordinates - otherwise delayed opending may happen elsewhere.

git-svn-id: https://svn.evolvesoftware.ch/repos/evolve.net/WPF/NotifyIcon@55 9f600761-6f11-4665-b6dc-0185e9171623

Source/NotifyIconWpf/Interop/Point.cs

@@ -0,0 +1,14 @@
+using System.Runtime.InteropServices;
+
+namespace Hardcodet.Wpf.TaskbarNotification.Interop
+{
+  /// <summary>
+  /// Win API struct providing coordinates for a single point.
+  /// </summary>
+  [StructLayout(LayoutKind.Sequential)]
+  public struct Point
+  {
+    public int X;
+    public int Y;
+  }
+}