Removes unused namespaces

Scripts/Items/Maps/BlankMap.cs

@@ -1,6 +1,3 @@
-using System;
-using Server;
-
 namespace Server.Items
 {
 	public class BlankMap : MapItem

Scripts/Items/Maps/CityMap.cs

@@ -1,6 +1,3 @@
-using System;
-using Server;
-
 namespace Server.Items
 {
 	public class CityMap : MapItem

Scripts/Items/Maps/IndecipherableMap.cs

@@ -1,6 +1,3 @@
-using System;
-using Server;
-
 namespace Server.Items
 {
 	public class IndecipherableMap : MapItem

Scripts/Items/Maps/LocalMap.cs

@@ -1,6 +1,3 @@
-using System;
-using Server;
-
 namespace Server.Items
 {
 	public class LocalMap : MapItem

Scripts/Items/Maps/MapItem.cs

@@ -1,8 +1,5 @@
 using System;
-using System.IO;
-using System.Collections;
 using System.Collections.Generic;
-using Server;
 using Server.Network;
 using Server.Engines.Craft;
 

Scripts/Items/Maps/PresetMap.cs

@@ -1,6 +1,3 @@
-using System;
-using Server;
-
 namespace Server.Items
 {
 	public class PresetMap : MapItem

Scripts/Items/Maps/SeaChart.cs

@@ -1,6 +1,3 @@
-using System;
-using Server;
-
 namespace Server.Items
 {
 	public class SeaChart : MapItem

Scripts/Items/Maps/TreasureMap.cs

@@ -1,8 +1,6 @@
 using System;
 using System.IO;
-using System.Collections;
 using System.Collections.Generic;
-using Server;
 using Server.Mobiles;
 using Server.Network;
 using Server.Targeting;

Scripts/Items/Maps/WorldMap.cs

@@ -1,6 +1,3 @@
-using System;
-using Server;
-
 namespace Server.Items
 {
 	public class WorldMap : MapItem