Re-added the default exception handler which will now re-throw the exception, thereby mimicking the behavior of .NET's ThreadPool; wrote unit test to verify the default exception handler is working

git-svn-id: file:///srv/devel/repo-conversion/nusu@179 d2e56fa2-650e-0410-a79f-9358c0239efd

Source/AffineThreadPool.Test.cs

@@ -249,6 +249,19 @@ namespace Nuclex.Support {
 
     }
 
+    /// <summary>
+    ///   Tests whether the afine thread pool's default exception handler works
+    ///   as expected
+    /// </summary>
+    [Test]
+    public void TestDefaultExceptionHandler() {
+      Assert.Throws<ArrayTypeMismatchException>(
+        delegate() {
+          AffineThreadPool.ExceptionHandler(new ArrayTypeMismatchException("Test"));
+        }
+      );
+    }
+
     /// <summary>
     ///   Verifies that the waiting work items count and active thread count are
     ///   updated by the thread pool.