CLC-4516 - Some My Academics front-end clean-up
- Fix typo in filename
- Dummy Academics feed was missing GPA section
- Remove obsolete code from academicsController.js, which supported the ancient group-by-course-offerings instructor UX of My Academics
Merge pull request #3146 from raydavis/raywip

CLC-4516 - Some My Academics front-end clean-up