Revert "new ordered sendq, it's fairly resource intensive"

This reverts commit 6f26e01.

Terraria/Main.cs

@@ -3,7 +3,6 @@
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
-using System.Linq;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 using System.Text;
@@ -10635,13 +10634,6 @@ public static void startDedInputCallBack(object threadContext)
 					break;
 				}
 				string lower = str.ToLower();
-
-				if (str == "!free")
-				{
-					Console.WriteLine("sendq: {0}/{1} small blocks used", PacketHeap.usedSmallBlocks.Count(i => i == 1), PacketHeap.kPacketHeapSmallCount);
-					Console.WriteLine("sendq: {0}/{1} large blocks used", PacketHeap.usedLargeBlocks.Count(i => i == 1), PacketHeap.kPacketHeapLargeCount);
-				}
-
 				if (!ServerApi.Hooks.InvokeServerCommand(str))
 				{
 					try

Terraria/Net/NetManager.cs

@@ -37,7 +37,7 @@ public void Broadcast(NetPacket packet, int ignoreClient = -1)
 			{
 				if (i != ignoreClient && Netplay.Clients[i].Socket.IsConnected())
 				{
-				///	NetManager.SendData(i, Netplay.Clients[i].Socket, packet);
+					NetManager.SendData(i, Netplay.Clients[i].Socket, packet);
 				}
 			}
 		}
@@ -92,9 +92,13 @@ public static void SendCallback(object state)
 
 		public static void SendData(int player, ISocket socket, NetPacket packet)
 		{
-			HeapItem item = PacketHeap.Allocate(HeapType.LargeHeap);
-			Array.Copy(packet.Buffer.Data, 0, item.Array, item.Offset, packet.Length);
-			SendQueue.Broadcast(item);
+			ArraySegment<byte> seg;
+
+			Netplay.Clients[player].sendQueue.AllocAndSet(packet.Length, (BinaryWriter bw) =>
+			{
+				bw.Write(packet.Buffer.Data, 0, packet.Length);
+				return true;
+			});
 		}
 
 		private static void UpdateStats(int length)