jail.Scott McAllister and his accomplices were arrested by police following evidence from a supergrass.The 46-year-old was behind the plot to bring shipments of Class A and B drugs, which also included cannabis and amphetamine, north of the Border from Liverpool.McAllister, from Cumbernauld, was jailed for 14 years and four months after admitting trafficking offences at the city’s Crown Court.But while fellow Scots gang members have been transferred to prisons closer to home, McAllister’s