Tottenham Hotspur boss Ange Postecoglou has proved that he isn’t afraid to make big decisions. The Australian has completely transformed Spurs since he took charge of the club. He has turned them into an exciting side, and fans are in love with that. Postecoglou showed how brave he was before his debut Premier League season started – he decided against signing a replacement for Harry Kane. Tottenham had a decent season without the England captain, but they have now finally replaced him by signing Dominic Solanke. Graeme Souness has delivered his verdict on the move. Graeme Souness says Dominic…