Sheffield Wednesday will need new bodies in the summer, in several different positions on the pitch. Regardless of whether or not Sheffield Wednesday stay in the Championship, and regardless of whether or not Danny Rohl stays, the Owls will have plenty of work to do in the summer transfer market. As things stand, there’s at least 15 players set to leave Hillsborough this summer. Positions all over the pitch will need to be bolstered, and in an ideal world where Wednesday stay up and Rohl stays on board, the German coach will be given the resources he needs to bring in some young and hungry pla…