find the N largest or smallest values in a dataset without the
expense of a full sort.
-\item The \module{imaplib} module now supports IMAP's THREAD command.
-(Contributed by Yves Dionne.)
+\item The \module{imaplib} module now supports IMAP's THREAD command
+(contributed by Yves Dionne) and new \method{deleteacl()} and
+\method{myrights()} methods (contributed by Arnaud Mazin).
\item The \module{itertools} module gained a
\function{groupby(\var{iterable}\optional{, \var{func}})} function.