Add starting cash option.

OpenRA.Game/Map.cs

@@ -29,6 +29,7 @@ namespace OpenRA
 		public bool? Shroud;
 		public bool? AllyBuildRadius;
 		public bool? FragileAlliances;
+		public int? StartingCash;
 		public bool ConfigurableStartingUnits = true;
 		public string[] Difficulties = { };
 
@@ -44,6 +45,8 @@ namespace OpenRA
 				settings.Shroud = Shroud.Value;
 			if (AllyBuildRadius.HasValue)
 				settings.AllyBuildRadius = AllyBuildRadius.Value;
+			if (StartingCash.HasValue)
+				settings.StartingCash = StartingCash.Value;
 			if (FragileAlliances.HasValue)
 				settings.FragileAlliances = FragileAlliances.Value;
 		}

OpenRA.Game/Network/Session.cs

@@ -95,6 +95,7 @@ namespace OpenRA.Network
 			public bool Shroud = true;
 			public bool Fog = true;
 			public bool AllyBuildRadius = true;
+			public int StartingCash = 5000;
 			public string StartingUnitsClass = "none";
 			public bool AllowVersionMismatch;
 		}

OpenRA.Game/Traits/Player/PlayerResources.cs

@@ -16,8 +16,8 @@ namespace OpenRA.Traits
 {
 	public class PlayerResourcesInfo : ITraitInfo
 	{
-		public readonly int InitialCash = 10000;
-		public readonly int InitialOre = 0;
+		public readonly int[] SelectableCash = { 2500, 5000, 10000, 20000 };
+		public readonly int DefaultCash = 5000;
 		public readonly int AdviceInterval = 250;
 
 		public object Create(ActorInitializer init) { return new PlayerResources(init.self, this); }
@@ -34,8 +34,7 @@ namespace OpenRA.Traits
 		{
 			Owner = self.Owner;
 
-			Cash = info.InitialCash;
-			Ore = info.InitialOre;
+			Cash = self.World.LobbyInfo.GlobalSettings.StartingCash;
 			AdviceInterval = info.AdviceInterval;
 		}