A West Ham United star has admitted he’ll have to help new head coach Julen Lopetegui win over the dressing room. It’s not just the media and some fans Julen Lopetegui will have to win over at West Ham. The Spaniard was not necessarily the man many Hammers fans had in mind when craving a modern, innovative, attack-minded boss to replace David Moyes. But many have warmed to the idea having heard from the ex Spain boss about his plans and ambitions. It has come across loud and clear that Lopetegui means business at West Ham after taking over from Moyes. Any new manager will look to put their own…