Add names of people who've pointed out broken links and images

Bump version number

Doc/whatsnew/whatsnew21.tex

@@ -3,7 +3,7 @@
 % $Id$
 
 \title{What's New in Python 2.1}
-\release{0.03}
+\release{0.04}
 \author{A.M. Kuchling}
 \authoraddress{\email{amk1@bigfoot.com}}
 \begin{document}
@@ -458,7 +458,8 @@ requisite changes haven't been checked into CVS yet.
 \section{Acknowledgements}
 
 The author would like to thank the following people for offering suggestions
-on various drafts of this article: David Goodger, Michael Hudson,
+on various drafts of this article: Graeme Cross, 
+David Goodger, Jay Graves, Michael Hudson,
 Marc-Andr\'e Lemburg, Fredrik Lundh, Neil Schemenauer, Thomas Wouters.
 
 \end{document}