Update and fix API calls for creating/updating attendees The new API calls needed some minor updates to work with the new access system. I also found a couple bugs while testing them, so I fixed them.
Update and fix API calls for creating/updating attendees
The new API calls needed some minor updates to work with the new access system. I also found a couple bugs while testing them, so I fixed them.

magfest/ubersystem,magfest/ubersystem,magfest/ubersystem,magfest/ubersystem