[kronolith] updates and invitations

[Payton Swick]

I updated to the latest cvs HEAD and got the same behavior. I also tried using
the .ics file in iCal for OS 10.2 and it also claimed the file was invalid.

Quoting Edwin Culp <eculp at viviendaatualcance.com.mx>:
> I have no problem sending them from the
>   Send updates/invitations to all attendees when saving this
> event
> Check box on the edit event page, but I do see an error when
> I open the " event-invitation.ics" attachment  that tells
> me that "The calendar data is invalid"
>
> This probably doesn't help much except as a point of
> reference.
>
> ed
--
;; Payton Swick             ;;
;; IT Systems Administrator ;;
;; Repligen Corporation     ;;
;; payton at repligen.com      ;;