Newcastle United’s difficult start under Matthias Jaissle has taken another concerning turn, with reports suggesting some players are unsure exactly what the head coach wants from them tactically.The issue comes after a poor run of results and a particularly flat 1-0 home defeat to Everton, when Newcastle were booed off at both half-time and full-time.Jaissle has already admitted his side failed to execute the game plan, but the latest dressing-…