Worked on grading, specifically PDF page
Grades now actually work based off rubric
GUI Modification

Fixed #238
Merge branch 'master' of https://github.com/Donnervoegel/java
added backup/restore database functionality (untested)
Fixed #237
Fixed #233
Merge pull request #243 from itpun/master

added backup/restore database functionality (untested)
restore button
Fixed button formating on MarkingCode