Calendar dwim_parse bug
Imported from http://bugzilla.roxen.com/bugzilla/show_bug.cgi?id=3190
Reported by Martin Nilsson, IDA nilsson@pike.ida.liu.se
> Calendar.ISO.dwim_time("Wed Jul 31 05:22:57 METDST 2002");
(5) Result: Minute(Sun 31 Jul 2005 22:57 CEST)