Clive Allen has issued his verdict on the performances of Emerson Royal in recent weeks with the Brazilian filling in at centre-back for Tottenham Hotspur. Emerson Royal and Ben Davies have had important roles to play for Spurs over the last couple of months. The pair have come in at centre-back on a number of occasions, with Micky van de Ven injured and Cristian Romero suspended and then sidelined with a problem of his own. There have been shaky moments for Emerson. But he has played his part in Spurs winning four of their last five Premier League games, while also booking their spot in the f…