Version #16 corrects typos in version #15 and a problem with ``markboth'' (headers).
Version #17 tries to allow compatibility with latex2e. This will be the LAST version usable under latex2.09. Versions #17a and later are in fact corrections or small additions.
This version adds the ``n'' key as synonym
for ``e'' as optional argument of some commands.
It add also keywords starchapter, starsection,
etc. for use with