##############
séparer make  and  make install. Cela réduirait le temps d'indisponibilité du serveur 
##############
Les valeurs des variables threshold1 et threshold2 sont calculées actuellement pour 
un seul processeur. Ce qui explique que pour des machines ayant beaucoup de processeurs,
il faille l'augmenter considérablement sous peine d'avoir un message d'erreur.   
Il serait peut-être nécessaire de changer ce calcul soit en demandant le nombre de processeurs,
soit en le calculant au moment de la compilation. 
#############
Class supervisor: unlock exam access control

Function calculator: definite integral broken for oscillating functions.
Translator incompatibility with dictionaries with accents.

Add module_option and option "securereply".
race condition in wimslogd updating.

Gateway: write to teachers.
Gateway moduser: userlist in other classes not updated.
Quota for nested classes.
module publication search.
Gateway: forum management.

special log for directexec.
Independence des feuilles d'examen.
Trouble with javascript animation replay?
Add sheet exercise renewal limitations.
csv down/upload in gateway: supervise and participate, add/remove superclass.

Publish: block same title publication.
An ordinary site with good titles for search engines.

Add command !logline, to append a line to a file in log.
Gateway: score collect
Gateway: installation by file (specific designs only)
adm/class/userlist: var.avg should be moved into wimslogd.
sheet data cached in wimslogd: 8K buffer per sheet, 32 sheets. 256K.

popup is not working for module documents: should move popup module to scripts.
uniformize header.
a softer anti-back-button policy, with an adm module.
batch colored instex.
instex cache not working.
use html 4.01 fonts.

Modtool: help on domains.
Disable general rafale? In particular backups.
Deductio: multiplication by 0 and equivalence in ineq.

Good replies not shown in coord.
conditional execution in flydraw.
Insertion of TeX in flydraw.

Forum: email interface.
rpm: must test old wims group and group compatibility.
utf-8 adaptation.
Recover deleted files in Modtool.

languages: lisp, scheme.
Method to kill/stop browser history list?
Class: Recover/cover scores during selected period. Risky! No.
But one can selectively erase activities for a particular student.

Certificate sheets. WIMS certificate system.

instex/insdraw: do not repeat identical generations (transmission cost).

Mathml support

Exo in worksheet: next exercise.
bouton javascript pour tourner les images.

# Optimizations:
quadratic algorithm in !item of.
Interfaces: replace indefinite waiting for stdin by timeout.

#I18N support: 
using GNU gettext, using UTF-8 encoding.