Finish and create passing unit tests for the integrity of all packet classes.

proxy/src/main/java/net/md_5/bungee/netty/DefinedPacketEncoder.java

@@ -13,6 +13,7 @@ public class DefinedPacketEncoder extends MessageToByteEncoder<DefinedPacket>
     @Override
     protected void encode(ChannelHandlerContext ctx, DefinedPacket msg, ByteBuf out) throws Exception
     {
-        out.writeBytes( msg.getPacket() );
+        out.writeByte( msg.getId() );
+        msg.write( out );
     }
 }

proxy/src/main/java/net/md_5/bungee/netty/PacketHandler.java

@@ -0,0 +1,13 @@
+package net.md_5.bungee.netty;
+
+public abstract class PacketHandler extends net.md_5.bungee.protocol.packet.PacketHandler
+{
+
+    public void connected(ChannelWrapper channel) throws Exception
+    {
+    }
+
+    public void disconnected(ChannelWrapper channel) throws Exception
+    {
+    }
+}