Enable the admin, fix model creation issue
Start to work on user permissions model
Merge remote-tracking branch 'origin/dev' into dev
Better error handling
Adjust logging config
Fix issue with rubric scores
Better error message
Add in tests for ml model creation and grading
Clean up submission expiration
Migration for controller
Remove migration
Add in new migration
Remove timed out queries
Default for has been duplicate checked is true
Default back to false
Fix tests and duplicate submission handling
Merge pull request #109 from edx/dev

Dev