Add CPos.New etc functions to Lua standard library and helpers to LuaScriptInterface.cs. Rename Team.Create to Team.New.

mods/ra/lua/openra.lua

@@ -33,10 +33,18 @@ OpenRA.GetPlayer = function(internalName)
 	return Utils.EnumerableFirstOrNil(World.Players, function(p) return p.InternalName == internalName end)
 end
 
+OpenRA.GetPlayers = function(func)
+	return Utils.EnumerableWhere(World.Players, func)
+end
+
 OpenRA.SetWinState = function(player, winState)
 	Internal.SetWinState(player, winState)
 end
 
+OpenRA.GetRandomInteger = function(low, high)
+	return Internal.GetRandomInteger(low, high)
+end
+
 OpenRA.TakeOre = function(player, amount)
 	Actor.Trait(player.PlayerActor, "PlayerResources"):TakeOre(amount)
 end
@@ -67,4 +75,4 @@ end
 
 OpenRA.GetCash = function(player)
 	return Actor.Trait(player.PlayerActor, "PlayerResources").Cash
-end
+end