Multi World NPCs + patch on Player interactions

Made NPCs now work properly on multiworld system. Solved multiple issues
regarding Player Shops not giving back items properly when owner exits.
Added restriction on changing channels at FM rooms, preventing shop
owner entering Cash Shop.

scripts/npc/2012006.js

@@ -0,0 +1,28 @@
+var status = -1;
+var sel;
+
+var destinations = new Array("Ellinia", "Ludibrium", "Leafre", "Mu Lung", "Ariant");
+var boatType = new Array("the ship", "the ship", "Hak", "Hak", "Genie");
+
+function start() {
+	var message = "Orbis Station has lots of platforms available to choose from. You need to choose the one that'll take you to the destination of your choice. Which platform will you take?\r\n";
+	for(var i = 0; i < destinations.length; i++){
+		message += "\r\n#L" + i + "##bThe platform to " + boatType[i] + " that heads to " + destinations[i] + ".#l";
+	}
+	cm.sendSimple(message);
+}
+
+function action(mode, type, selection) {
+    if (mode < 1) {
+        cm.dispose();
+        return;
+    }
+    status++;
+    if (status == 0){
+        sel = selection;
+        cm.sendNext("Ok #h #, I will send you to the platform for #m" + (200000110 + (sel * 10)) + "#");
+	}else if (status == 1) {
+        cm.warp(200000110 + (sel * 10));
+        cm.dispose();
+    }
+}