Move test_logging over to doctest.

Thanks to Christopher White from GHOP.
diff --git a/Misc/ACKS b/Misc/ACKS
index d209ec0..8c03784 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -704,6 +704,7 @@
 Cliff Wells
 Rickard Westman
 Jeff Wheeler
+Christopher White
 Mats Wichmann
 Truida Wiedijk
 Felix Wiemann