[offlineimap] Remove autorefresh from DEFAULT section if runonce (#226)

[Étienne Deparis]

I'll resubmit this PR following your rules...

---
Reply to this email directly or view it on GitHub:
https://github.com/OfflineIMAP/offlineimap/pull/226#issuecomment-137695135
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://alioth-lists.debian.net/pipermail/offlineimap-project/attachments/20150904/5ab96e03/attachment-0003.html>