Nihal quests + Reactor's mapitem detection + MapleQuestMesoFetcher

Improved quests and game progression in the Nihal Desert region.
Reactors that uses map items now automatically detects those already on the ground after changing states.
New tool: MapleQuestMesoFetcher. This tool parses the Quest.wz XML files, detecting and reporting quest ids from quests that does not properly checks for mesos to take from the player before completing the quest.

scripts/npc/ThiefPassword.js

@@ -0,0 +1,39 @@
+var status;
+
+function start(){
+	status = -1;
+	action(1, 0, 0);
+}
+
+function action(mode, type, selection){
+	if(mode == -1 || (mode == 0 && status == 0)){
+		cm.dispose();
+		return;
+	}
+	else if(mode == 0)
+		status--;
+	else
+		status++;
+
+
+
+	if(status == 0){
+		cm.sendGetText("A suspicious voice pierces through the silence. #bPassword#k!");
+	}
+	else if(status == 1){
+		if(cm.getText() == "Open Sesame"){
+			if(cm.isQuestCompleted(3925))
+				cm.warp(260010402);
+			else
+                                cm.playerMessage(5, "Although you said the right answer, the door will not budge.");
+
+			cm.dispose();
+		}
+		else{
+			cm.sendOk("#rWrong!");
+		}
+	}
+	else if(status == 2){
+		cm.dispose();
+	}
+}