20221128 [r17426] use new chronoid.js (FG)
 ------------ version 4.02 
20220926 [r17105] display class logo on connexion page (FG)
20220425 [r16615] job=forgetpwd : add user_forcechpwd to force user to change password in case of supervisor change it or send password process (FG)
 ------------ version 4.01 
20190221: [r13612] change in the student page for reguser
  (choice between registration or inscription) (bpr)
20180619: [r12995] links more pertinent in the table of classes in a portal (bpr)
20180410: [r12534] use script tablesort in supervisor/participant/exemple table (FG)
20160711: fix small bug : superclass was used in supervisor.phtml but has been redefined
   by adm/class/initclass. So tables of classes are not the good ones.
20150903: link to copy a exemple class (FG)
20120615: type=forgetpwd not allowed if auth_method=$empty (FG)
20120608: Add type forgetpwd / send a new password to participant who forget it and have define email (FG)
Version 5.00 : 2012-03
  improvement of page description when wims show list of class. Only (fr en es) for the moment (FG)
  External authentification and identification are implemented.
  Add supervise (and participate) fields in the properties of a participant which can be
  changed by the administrator (case of superclasses)

20110710: user can't connect to class without accept CGU before (FG)
2010-03-05: Version 4.01
  add external_authentification in config parameters

2010-02: Version 2.00
  This module replaces several previously existing language dependent modules adm/class/classes.xx
  of Gang Xiao. It has been constructed by localization of these modules, keeping a single
  computation core and adding dictionaries.

20080618: authentification by ldap (Christophe Lefèvre)
------------------- version 1.11
20080528 Modification de la présentation des classes d'exemple (Fabrice Guerimand)
------------------- version 1.10
