change production config to allow viewing within an iframe
store course id in the session when logging in through LTI
Working group creation
Updating assignment vis and predictor settings
Fixed dashboard redirect
Merge pull request #773 from UM-USElab/invisible-badges

Invisible badges
Temp removal of update notifications to prof
Added method to export grades for research
Updates to assignment analytics displays
Updated grade scheme elements and earned badges mass edit
Removed sorting from button column
updated sample data
Merge pull request #774 from UM-USElab/grades-export

Grades export
Updating sample data
Unifying button styling
page cleanup
Fixed instructor update of group submissions
Merge pull request #775 from UM-USElab/sample-update

Sample update
Display users courses on admin index
Badges breadcrumbs