CLC-4287 - Implement: As a student, I would like to be reminded of my SID in CalCentral

https://jira.ets.berkeley.edu/jira/browse/CLC-4287
Merge pull request #2984 from christianv/CLC-4287

CLC-4287 - Implement: As a student, I would like to be reminded of my SID in CalCentral