Add End-to-End Testing with Selenium for Critical Paths

[JessRudder]

We had an incident where broken javascript prevented assignment acceptance for students on certain browser. To mitigate against this (and similar issues) in the future, we want to add end-to-end testing with Selenium for all critical paths.

• [ ] Identify critical paths
• [ ] Write tests (this can be broken into sub tasks by whomever picks it up)