Authors: Juan Rodriguez-Carvajal (ILL)
         Javier Gonzalez-Platas  (ULL)

Contributors:  Laurent Chapon     (ILL)
               Marc Janoschek     (Los Alamos National Laboratory, USA)
               Nebil A. Katcho    (ILL)
               Oksana Zaharko     (Paul Scherrer Institute, Switzerland)
               Tierry Roisnel     (CDIFX,Rennes France)
               Eric Pellegrini    (ILL)
