NEMeetingCustomizedFrequency 成员列表

成员的完整列表，这些成员属于 NEMeetingCustomizedFrequency,包括所有继承而来的类成员

	daysOfMonth	NEMeetingCustomizedFrequency
	daysOfWeek	NEMeetingCustomizedFrequency
	stepSize	NEMeetingCustomizedFrequency
	stepUnit	NEMeetingCustomizedFrequency