Add description of the cgi directory.
diff --git a/Demo/README b/Demo/README
index a4ccc71..5e3d9e2 100644
--- a/Demo/README
+++ b/Demo/README
@@ -13,6 +13,8 @@
 in case I change my mind about them.
 
 
+cgi             CGI examples (see also ../Tools/faqwiz/.)
+
 classes		Some examples of how to use classes.
 
 comparisons	A set of responses to a really old language-comparison