Create a get_submission() method in submissions API
Add workflow app.
Switch set_score to take submission_uuid instead of student_item, submission pairs.
Make Peer API queryable by Workflow for basic info.
Add status_changed to admin for AssessmentWorkflow.
Fix all the tests from workflow switchover for Peer
temp changes
A lot of cleanup and test fixing
Plugged in wait status, plugged into render_grade, and fixed a couple more tests.
Fix test were peers could assess without submitting themselves.
Fixed all tests
Remove debug cruft
disable harvest tests on travis
Fixes in response to Will's comments.