trimming 'using' crap

OpenRa.Game/GameRules/FieldLoader.cs

@@ -1,7 +1,5 @@
 using System;
-using System.Collections.Generic;
 using System.Linq;
-using System.Text;
 using OpenRa.FileFormats;
 
 namespace OpenRa.Game.GameRules

OpenRa.Game/GameRules/Footprint.cs

@@ -1,9 +1,6 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Text;
-using System.IO;
-using OpenRa.Game.Graphics;
 
 namespace OpenRa.Game.GameRules
 {

OpenRa.Game/GameRules/GeneralInfo.cs

@@ -1,8 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
+
 namespace OpenRa.Game.GameRules
 {
 	class GeneralInfo

OpenRa.Game/GameRules/ProjectileInfo.cs

@@ -1,8 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
+
 namespace OpenRa.Game.GameRules
 {
 	class ProjectileInfo

OpenRa.Game/GameRules/Rules.cs

@@ -1,9 +1,9 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using IjwFramework.Types;
 using OpenRa.FileFormats;
 using OpenRa.Game.GameRules;
-using IjwFramework.Types;
 
 namespace OpenRa.Game
 {

OpenRa.Game/GameRules/TechTree.cs

@@ -1,7 +1,5 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Linq;
-using System.Text;
 using IjwFramework.Collections;
 
 namespace OpenRa.Game.GameRules

OpenRa.Game/GameRules/UnitInfo.cs

@@ -1,10 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using OpenRa.FileFormats;
-using OpenRa.Game.Graphics;
-using IjwFramework.Types;
-
+
 namespace OpenRa.Game.GameRules
 {
 	public enum ArmorType

OpenRa.Game/GameRules/WarheadInfo.cs

@@ -1,10 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using OpenRa.FileFormats;
-using OpenRa.Game.Graphics;
-
+
 namespace OpenRa.Game.GameRules
 {
 	class WarheadInfo

OpenRa.Game/GameRules/WeaponInfo.cs

@@ -1,9 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using OpenRa.FileFormats;
-using OpenRa.Game.Graphics;
-
+
 namespace OpenRa.Game.GameRules
 {
 	class WeaponInfo