feat(battle-engine): close the AI-simulation subsystem (verbatim)

Copied the 89 uncopied AI*SimulationUtility/extension files defining the
AIVirtualCard/AIVirtualField extension methods; the compile loop then auto-closed
the revealed type deps (~3049 files total, drift-clean). 10.0k -> 62 errors.

SVSim.BattleEngine/Engine/RegisterPlayCountChange.cs

@@ -0,0 +1,36 @@
+using System.Collections.Generic;
+
+public class RegisterPlayCountChange : RegisterActionBase
+{
+	public enum PlayCountParameter
+	{
+		count,
+		isSelf
+	}
+
+	public int PlayCount { get; private set; }
+
+	public RegisterPlayCountChange(bool isSelf, int playCount)
+	{
+		IsSelf = isSelf;
+		PlayCount = playCount;
+		base.IndexList = null;
+	}
+
+	public override Dictionary<string, object> MakeSendData()
+	{
+		Dictionary<string, object> dictionary = base.MakeSendData();
+		dictionary.Add(PlayCountParameter.count.ToString(), PlayCount);
+		return dictionary;
+	}
+
+	public override string GetUriMsg()
+	{
+		return RegisterTool.OrderListParameter.playCount.ToString();
+	}
+
+	public override bool IsUseLotCard(RegisterLotCardBase lot)
+	{
+		return false;
+	}
+}