Revision history for Perl extension Date::Set.

0.02
	changed pod - 'dtstart' is not a constructor
	new: t/recurr.t (unfinished)
	$DEBUG is global
	'period' had wrong parameters
	explain rrule parameters
	corrected 'exists' in rrule UNTIL, FREQ; UNTIL was wrong
	BYHOUR didn't quantize to days; same problem with BYMINUTE and BYSECOND

0.01
	derived from Set::Infinite 0.30
	requires Date::ICal
	'our' changed to 'use vars'