Primary author:
---------------
Frederic Hugot <hide@address.com>

Contributors:
-------------
Xavier Leroy, projet Cristal, INRIA Rocquencourt
 - the Set.ml code used as the basis for the Tag.S functor

Torisugari
 - The Javascript+HTML design and CSS

Carpelinx <hide@address.com>
 - The portal icons

Andrey Bondarenko <hide@address.com>
 - The URL normalisation functions
 - Many bug reports and some fixes

Philippe Coval <hide@address.com>
 - Makefile clean-up

Yann Morin <hide@address.com>
 - Makefile advice