collective/icalendar — pull request #26 by pferreir (2012-02-01 17:33:24+00:00)
Title: Lines should be folded

When I call `to_ical` on a `Calendar` object the resulting lines are not folded.
This happens because the `to_ical` method in the `Calendar` class doesn't call the equivalent method in `Contentline`. This patch seems to solve this issue.