Extended tooltip timeout to 10 seconds for all fields.
This is because the tooltip currently timesout to fast for people to read the whole stories they can contain. Especially because Surveys can have custom tooltips.
Reviewed by: Lennard de Rijk
Changed the StudentProject model to handle a dynamic amount of GradeRecords.
This allows for a dynamic amount of moments where a StudentProject can be evaluated.
Also included in this patch are changes to the status property that will help to enable PA's to withdraw StudentProjects from the program without the need for a developer to step in.