ets-berkeley-edu/calcentral — pull request #2320 by redconfetti (2014-03-27 18:15:35+00:00)
Title: CLC-3238 - Add People: Require selection of user when adding

https://jira.ets.berkeley.edu/jira/browse/CLC-3238

- Using 'required' attribute for radio buttons, using HTML5 form validation support.
- Displaying error using Javascript logic for non-supporting browsers (i.e. Safari)