Crystal Palace are waiting in the wings to see what happens with a £20 million player, who has previously played under Oliver Glasner. After what was a brilliant end to the season under Oliver Glasner, Crystal Palace are set to be in for an important summer transfer window under the Austrian’s tutelage. It seems the Palace hierarchy are aiming high with their transfer targets for the Eagles this summer with reports linking the South London club with an ambitious move for Sporting Lisbon attacker Pedro Goncalves. An attacking midfielder seems to be high on the list of priorities for the club th…