anchor.diff:      //TODO handle end of round
       //TODO update turn state
       print ("Round data players: ${roundData.keys}");
  +    print ("Round data values: ${roundData.values}");
       print ("Round data for $player: ${roundData[player]}");
   
       if(roundData[player].deferred.length == 0){
  
positive.code:     roundData[player].deferred.remove(card);
  
      print ("Round data players: ${roundData.keys}");
      print ("Round data for $player: ${roundData[player]}");
  
      //TODO update pot and player cash for card payment
  
negative.code: 
    void _handlePayment(Card card, Player player){
      if(card.isCap && pot > 0){
        print("Card is cap, and pot has cash.");
        pot -= 1;
        player.cash += 1;
        return;
      }
      if(!card.isCap){
        int cashPaid = min(player.cash, card.cost);
        print("Card is not cap, updating cash by ${cashPaid}.");
        player.cash -= cashPaid;
        pot += cashPaid;
        return;
      }
  
    }
  