Small modifications to email going out to users
More changes to email
Changed mark calculation for Sharon
Tried changing attendance stuff, but need to do more (too many cells for JQuery
Undid problematic change
Fixed problem with two first markers on the marksheets (now sorted) alphabetically
fixed stupid bug (get instead of filter in export)
Problem with all marksheets seems solved...
Changed template, now need to change attendance function in views.py and other templates using attendance
Attendance now allows excused absence
Small change to all attendances template