Start peer grading refactor
Merge branch 'vik/staff-refactor' into vik/peer-refactor
Refactor peer grading, add tests
Merge branch 'vik/staff-refactor' into vik/peer-refactor
Get rid of timing
Add state test
Minor fix for rubric scores complete
Address review comments
Merge pull request #130 from edx/vik/peer-refactor

Vik/peer refactor