collective/icalendar — pull request #41 by nikolaeff (2012-03-19 17:30:35+00:00)
Title: UTC-OFFSET data type can contain seconds

According to iCalendar RFC http://tools.ietf.org/html/rfc2445#section-4.3.14 UTC-OFFSET can contain seconds. Although it's optional, recent iCal from apple use it in some cases.

Doc tests included.