Making the network part compile.

src/net/common/clientthread.cpp

@@ -310,6 +310,18 @@ ClientThread::SendVoteKick(bool doKick)
 	m_ioService->post(boost::bind(&ClientThread::SendSessionPacket, shared_from_this(), packet));
 }
 
+void
+ClientThread::SendInvitePlayerToCurrentGame(unsigned playerId)
+{
+	// TODO
+}
+
+void
+ClientThread::SendRejectGameInvitation(unsigned gameId, DenyGameInvitationReason reason)
+{
+	// TODO
+}
+
 void
 ClientThread::StartAsyncRead()
 {