Made a new Excel for managing project
Updated the ProjMgt excel and added tasks
Bug fixes

Fixed: Crash when you have more than 1 mark stored
Fixed: Classes won't get displayed
Fix
BugFix

Fixed: Can't read the xml because of a bug when reading the type
Added deletion of marks

Bug: Can't delete class for some reason
Added comboBox to select class
Fixed bugs
Improved design
Started creation of markUtils.

For graphs and calculations
Updated ProjMgt excel
Worked more with MarkUtils
Added a graphical thing but not done anything yet with it
Started work on Homework manager
Tried to get a target-mark calculator working

Is buggy but the princip works
Updated excel
Started work on some random stuff
Work on Homework manager

Trying to get datasource for the timetable working...
..
Work on homeworkmanager