Enderpearl Cooldown

options:
    EnderCooldown: 20 seconds
    EnderMessage: &cYou have to wait %difference between {@EnderCooldown} and {_waited}%!!
    WorldEnabled: "world" or "world_nether" or "world_the_end" or "beta_world"
    PermissionBypass: ec.bypass

on rightclick holding a ender pearl:
	if player don't have the permission "{@PermissionBypass}":
		set {_waited} to difference between {enderpearl.%player%.lastused} and now
		if {_waited} is less than {@EnderCooldown}:
			message "{@EnderMessage}"
			cancel the event
		else:
			set {enderpearl.%player%.lastused} to now