By Jude Summerfield The latest episode of the Chelsea soap opera has seen Enzo Maresca replace Mauricio Pochettino in the Stamford Bridge dugout. The Spaniard arrives in west London having just lifted Leicester City back up to the Premier League as Championship winners, impressing with his meticulous possession-based approach. He’s also a disciple of Pep Guardiola, in case you hadn’t heard. But how can Maresca lift the mood in the Blues dressing room and get the team competing at the top of England’s most prestigious division once again after a few years of decline? Here are the main jobs faci…