20160217 user common file for varfilter (FG)
20150926 varfilter is saving in session for all module use it (FG)
2015-08-12:
   add graphic statistics

2011-03-19: kill warnings in perl script

2010-02: Version 2.00
  This module replaces several previously existing module adm/class/activity.fr.

2010-01-19: Version 1.10
  create the lang directory.

2007-12-25: First version 1.00
