BETA: Datapack part for [L5999]:

	* Removed useless methods from L2Effect.
	* Added getTimeLeft() method to properly calculate remaining time, according to effect's abnormal time and tick count.
	* Changed ticks' default value to 0.
	* Removed unused ConditionForceBuff.
	* '''Pre-implemented instant effects.'''
	* Retail like system messages for skill dispel, toggle abort and effect end!
		* Cancel related skills must be verified in retail.
	* Reworked "buff display" packets.
		* AbnormalStatusUpdate
		* PartySpelled.
		* ExOlympiadSpelledInfo
	* Improved remaining time calculation.
	* Fixed consume in continuous skills (toggle/ "over time").
		* Reported by: LeoDetona, badboy29, MELERIX

'''Note 1:''' Signet related skills are not working, they are too custom and has to be re-implemented.
'''Note 2:''' Some effects in Datapack may updates after this rework, please don't spam the forums.