Actually indicate to the client that server supports InventoryOrder and InstantMOTD

Author: UnknownShadow200

fCraft/Network/Player.Handshake.cs

@@ -217,7 +217,7 @@ static void WriteVarInt(int value, byte[] buffer, int offset) {
 
         bool NegotiateProtocolExtension() {
             // write our ExtInfo and ExtEntry packets
-            writer.Write(Packet.MakeExtInfo("ProCraft", 27).Bytes);
+            writer.Write(Packet.MakeExtInfo("ProCraft", 29).Bytes);
 
             writer.Write(Packet.MakeExtEntry(ClickDistanceExtName, 1).Bytes);
             writer.Write(Packet.MakeExtEntry(CustomBlocksExtName, 1).Bytes);
@@ -253,6 +253,9 @@ bool NegotiateProtocolExtension() {
 
             writer.Write(Packet.MakeExtEntry(EntityPropertyExtName, 1).Bytes);
             writer.Write(Packet.MakeExtEntry(TwoWayPingExtName, 1).Bytes);
+            writer.Write(Packet.MakeExtEntry(InventoryOrderExtName, 1).Bytes);
+            
+            writer.Write(Packet.MakeExtEntry(InstantMOTDExtName, 1).Bytes);
 
             // Fix for ClassiCube Client which violates the spec -
             // If server supports version > 1 but client version 1, client should reply with version 1.