Fix grammar error

Doc/whatsnew/whatsnew22.tex

@@ -232,7 +232,7 @@ they have descriptors that wrap up just the method, or the method and
 the class.  As a brief explanation of these new kinds of methods,
 static methods aren't passed the instance, and therefore resemble
 regular functions.  Class methods are passed the class of the object,
-but not the object itself.  Static and class methods is defined like
+but not the object itself.  Static and class methods are defined like
 this:
 
 \begin{verbatim}
@@ -1398,6 +1398,6 @@ article: Fred Bremmer, Keith Briggs, Andrew Dalke, Fred~L. Drake, Jr.,
 Carel Fellinger, Mark Hammond, Stephen Hansen, Michael Hudson, Jack
 Jansen, Marc-Andr\'e Lemburg, Martin von L\"owis, Fredrik Lundh,
 Michael McLay, Nick Mathewson, Paul Moore, Tim Peters, Jens Quade, Tom
-Reinhardt, Neil Schemenauer, Guido van Rossum.
+Reinhardt, Neil Schemenauer, Guido van Rossum, Greg Ward.
 
 \end{document}