Major review of the scheduler module, changing internal data model for an enhanced management of slots and appointments.
Appointments can be graded, and grades will be added to gradebook (pre 1.9 method)
All code redrawn.
XMLDB compliant
Backup/Restore compliant
Crossed mail notifications between teachers and students when appointing or revoking.
en_utf8/fr_utf8/es_utf8 language packs provided

Code method of interest : mail templates access and compilation (mailtemplatelib.php)

Peace.