LIVERPOOL is a passionate football city, that’s what we are told. Liverpool Football Club’s fans are, arguably, the most ardent of any supporters in Britain. It is a devotion that has been built over many years, from the Shankly era, through the cultural highs of the 1960s and, in spite of the disasters of the 1980s and the city’s economic decline. But the club has never truly got over Heysel and Hillsborough and these seismic events contributed to Liverpool losing their role as the driving force in English football as the Premier League era began. Even if Liverpool win the Premier in 2019, it will be the longest period that the club has ever gone between titles – 28 years. Liverpool’s “era” ended in…