Table: check if correct when seqno wraps around

  long seqno=Long.MAX_VALUE-5;

        TimeScheduler timer=new TimeScheduler3();
        Address sender=Util.createRandomAddress("A");

        NakReceiverWindow win=new NakReceiverWindow(sender, new Retransmitter.RetransmitCommand() {
            @Override
            public void retransmit(long first_seqno, long last_seqno, Address sender) {

            }
        }, seqno, timer, true);

        for(int i=0; i < 20; i++)
            win.add(seqno++, new Message(null, "hello"));
        System.out.println("win = " + win);

        final AtomicBoolean processing=new AtomicBoolean(false);
        List<Message> msgs=win.removeMany(processing, true, 200);
        System.out.printf("removed %d msgs\n", msgs.size());