Tottenham Hotspur have already been back in action on Wednesday with Newcastle United the opponents for a controversial friendly in Australia. Ange Postecoglou ended his first Premier League campaign on Sunday, beating Sheffield Untied 3-0 at Bramall Lane. Tottenham finished fifth in the Premier League and will play in the Europa League next season, making some progress in Postecoglou’s debut season. Whereas most seasons would end and players would head away to rest up before pre-season commitments, Tottenham have gone down a different route. Spurs have been taking on Newcastle in Melbourne on…