Local events feed (Happenings)

Resubmitting after review
Interestingly, emails are not actually case-insensitive. http://stackoverflow.com/questions/9807909/are-email-addresses-case-sensitive

This is probably to make it easier to log users in, which is fine. In that case, do a case-insensitive search for the user. If you leave this change in, though, you could send email to the wrong user.