Began bringing the client into line with the server's changes

Several parts of the client already built correctly.

Updated LobbyMenu, it not builds.

common/network/packet/serial_packet_base.hpp

@@ -38,8 +38,6 @@ struct SerialPacketBase {
 	SerialPacketType type;
 	IPaddress srcAddress;
 
-	typedef SerialPacketType Type;
-
 	virtual ~SerialPacketBase() {};
 };