Update some comments about what version of the documentation tools

code to use.

Doc/doc/doc.tex

@@ -1779,10 +1779,9 @@ This \UNIX\ is also followed by a space.
         command line options.
 
         \program{mkhowto} can be used for both \code{howto} and
-        \code{manual} class documents.  (For the later, be sure to get 
-	the latest version from the Python CVS repository rather than
-        the version distributed in the \file{latex-1.5.2.tgz} source
-	archive.)
+        \code{manual} class documents.  It is usually a good idea to
+        always use the latest version of this tool rather than a
+        version from an older source release of Python.
 
 	XXX  Need more here.
     \end{description}