say sorry when MSG_RETRY

Game/AI/Dialogs.cs

@@ -74,6 +74,11 @@ namespace WindBot.Game.AI
             }
         }
 
+        public void SendSorry()
+        {
+            InternalSendMessage(new[] { "Sorry, an error occurs." });
+        }
+
         public void SendWelcome()
         {
             InternalSendMessage(_welcome);

Game/GameAI.cs

@@ -22,6 +22,14 @@ namespace WindBot.Game
             _dialogs = new Dialogs(game);
         }
 
+        /// <summary>
+        /// Called when the AI got the error message.
+        /// </summary>
+        public void OnRetry()
+        {
+            _dialogs.SendSorry();
+        }
+
         /// <summary>
         /// Called when the AI join the game.
         /// </summary>

Game/GameBehavior.cs

@@ -235,6 +235,7 @@ namespace WindBot.Game
 
         private void OnRetry(BinaryReader packet)
         {
+            _ai.OnRetry();
             Connection.Close();
             throw new Exception("Got MSG_RETRY.");
         }

Program.cs

@@ -118,14 +118,7 @@ namespace WindBot
             string EnvPassword = Environment.GetEnvironmentVariable("YGOPRO_PASSWORD");
             if (EnvPassword != null)
                 Info.HostInfo = EnvPassword;
-
-            GameClient client = new GameClient(Info);
-            client.Start();
-            while (client.Connection.IsConnected)
-            {
-                client.Tick();
-                Thread.Sleep(client.nextTickDelay);
-            }
+            Run(Info);
         }
 
         private static void RunAsServer(int ServerPort)