Exp gain & Chaos scroll fix + Diet's MK Overhaul

Fixed issues with negative experience being distributed to characters
when killing a mob, rendering "Exp reset". Fixed chaos scroll behaving
oddly. Refactored debuff expirations to manage one list with registered
debuffs and expire times, thus lifting some load from the TimerManager.
Added concurrency protection on how World deals with parties. Thanks to
the DietStory dev team, fixed some issues with the MK maps.

scripts/event/KingPepeAndYetis.js

@@ -0,0 +1,110 @@
+var minPlayers = 1;
+var timeLimit = 20; //20 minutes
+var eventTimer = 1000 * 60 * timeLimit;
+var exitMap = 106021400;
+
+function init(){}
+
+function setup(difficulty, lobbyId){
+	var eim = em.newInstance("KingPepe_" +lobbyId);
+	eim.getInstanceMap(106021500).resetFully();
+	eim.getInstanceMap(106021500).allowSummonState(false);
+	respawn(eim);
+	eim.startEventTimer(eventTimer);
+	return eim;
+}
+
+function afterSetup(eim){}
+
+function respawn(eim){
+	var map = eim.getMapInstance(exitMap);
+	map.allowSummonState(true);
+	map.instanceMapRespawn();
+	eim.schedule("respawn", 10000);
+}
+
+function playerEntry(eim, player){
+	var yetiMap = eim.getMapInstance(106021500);
+	player.changeMap(yetiMap, yetiMap.getPortal(1));
+}
+
+function scheduledTimeout(eim){
+	var party = eim.getPlayers();
+
+	for(var i = 0; i < party.size(); i++)
+		playerExit(eim, party.get(i));
+
+	eim.dispose();
+}
+
+function playerRevive(eim, player){
+	player.setHp(50);
+	player.setStance(0);
+	eim.unregisterPlayer(player);
+	player.changeMap(exitMap);
+	return false;
+}
+
+function playerDead(eim, player){}
+
+function playerDisconnected(eim, player){
+	var party = eim.getPlayers();
+
+	for(var i = 0; i < party.size(); i++){
+		if(party.get(i).equals(player))
+			removePlayer(eim, player);
+		else
+			playerExit(eim, party.get(i));
+	}
+	eim.dispose();
+}
+
+function monsterValue(eim, mobId){
+	return -1;
+}
+
+function leftParty(eim, player){
+	var party = eim.getPlayers();
+
+	if(party.size() < minPlayers){
+		for(var i = 0; i < party.size(); i++){
+			playerExit(eim, party.get(i));
+		}
+		eim.dispose();
+	}
+	else{
+		playerExit(eim, player);
+	}
+}
+
+function disbandParty(eim){}
+
+function playerUnregistered(eim, player){}
+
+function playerExit(eim, player){
+	eim.unregisterPlayer(player);
+	player.changeMap(exitMap, 2);
+}
+
+function moveMap(eim, player){
+	if(player.getMap().getId() == exitMap){
+		removePlayer(eim, player);
+		eim.dispose();
+	}
+}
+
+function removePlayer(eim, player){
+	eim.unregisterPlayer(player);
+	player.getMap().removePlayer(player);
+	player.setMap(exitMap);
+}
+
+function cancelSchedule(){}
+
+function dispose(){}
+
+function clearPQ(eim){}
+
+function monsterKilled(mob, eim){}
+
+function allMonstersDead(eim){}

scripts/event/MK_PrimeMinister.js

@@ -0,0 +1,108 @@
+var minPlayers = 1;
+var entryMap = 106021402;
+var exitMap = 106021600;
+
+function init(){}
+
+function setup(difficulty, lobbyId){
+	var eim = em.newInstance("MK_PrimeMinister_" +lobbyId);
+	eim.getInstanceMap(106021601).resetFully();
+	eim.getInstanceMap(106021601).allowSummonState(false);
+	respawn(eim);
+	return eim;
+}
+
+function afterSetup(eim){}
+
+function respawn(eim){
+	var map = eim.getMapInstance(entryMap);
+	map.allowSummonState(true);
+	map.instanceMapRespawn();
+	eim.schedule("respawn", 10000);
+}
+
+function playerEntry(eim, player){
+	var weddinghall = eim.getMapInstance(106021601);
+	player.changeMap(weddinghall, weddinghall.getPortal(1));
+}
+
+function scheduledTimeout(eim){
+	var party = eim.getPlayers();
+
+	for(var i = 0; i < party.size(); i++)
+		playerExit(eim, party.get(i));
+
+	eim.dispose();
+}
+
+function playerRevive(eim, player){
+	player.setHp(50);
+	player.setStance(0);
+	eim.unregisterPlayer(player);
+	player.changeMap(entryMap);
+	return false;
+}
+
+function playerDead(eim, player){}
+
+function playerDisconnected(eim, player){
+	var party = eim.getPlayers();
+
+	for(var i = 0; i < party.size(); i++){
+		if(party.get(i).equals(player))
+			removePlayer(eim, player);
+		else
+			playerExit(eim, party.get(i));
+	}
+	eim.dispose();
+}
+
+function monsterValue(eim, mobId){
+	return -1;
+}
+
+function leftParty(eim, player){
+	var party = eim.getPlayers();
+
+	if(party.size() < minPlayers){
+		for(var i = 0; i < party.size(); i++){
+			playerExit(eim, party.get(i));
+		}
+		eim.dispose();
+	}
+	else{
+		playerExit(eim, player);
+	}
+}
+
+function disbandParty(eim){}
+
+function playerUnregistered(eim, player){}
+
+function playerExit(eim, player){
+	eim.unregisterPlayer(player);
+	player.changeMap(entryMap, 2);
+}
+
+function moveMap(eim, player){
+	if(player.getMap().getId() == exitMap || player.getMap().getId() == entryMap){
+		removePlayer(eim, player);
+		eim.dispose();
+	}
+}
+
+function removePlayer(eim, player){
+	eim.unregisterPlayer(player);
+	player.getMap().removePlayer(player);
+	player.setMap(entryMap);
+}
+
+function cancelSchedule(){}
+
+function dispose(){}
+
+function clearPQ(eim){}
+
+function monsterKilled(mob, eim){}
+
+function allMonstersDead(eim){}