Use \moduleauthor and \sectionauthor instead of a comment to credit

the author (just happened to notice this one).

Doc/lib/libxmllib.tex

 \section{\module{xmllib} ---
          A parser for XML documents.}
-% Author: Sjoerd Mullender
 \declaremodule{standard}{xmllib}
+\moduleauthor{Sjoerd Mullender}{Sjoerd.Mullender@cwi.nl}
+\sectionauthor{Sjoerd Mullender}{Sjoerd.Mullender@cwi.nl}
 
 \modulesynopsis{A parser for XML documents.}