The Buzzcocks revisit their classic albums with new reissues and a tour...by Brian Baker...Punk fans are well aware of the Buzzcocks' significance. Have been for years — ever since the band released its monumental singles collection, Singles Going Steady, in 1979. But unlike fellow punk icons the Ramones, Sex Pistols, and the Clash, they're not Rock and Roll Hall of Fame famous. Though they're getting there. "We played a festival in California in February, and it was quite a shock because people were really in awe of us," says frontman Pete Shelley. "I…...