Newly-appointed Sunderland manager Sam Allardyce has launched a scathing attack on the fans of his former club West Ham United, calling them “deluded” and “brainwashed” for their belief that the team should adhere to a particular playing style. Allardyce, who left at the end of last season after four years at Upton Park, made the comments in his autobiography, which is being serialised by The Sun newspaper. “My long-ball label was started by Graeme Souness, who…