devilryadmin.create_random_exampledata: Update for default gradeeditor_config.
devilryadmin.create_random_exampledata: Update for default gradeeditor_config.

vegarang/devilry-django,vegarang/devilry-django,devilry/devilry-django,devilry/devilry-django,devilry/devilry-django,devilry/devilry-django