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

	needBadge	NIMQChatSystemNotificationSetting
	needPushNick	NIMQChatSystemNotificationSetting
	persistEnable	NIMQChatSystemNotificationSetting
	pushEnable	NIMQChatSystemNotificationSetting
	routeEnable	NIMQChatSystemNotificationSetting