Atlanta-based Blackberry Smoke continues to blur the line between Southern rock and modern country with its second album. The divide between the genres has been slight at best in the past few years as more classic rock fans embrace country and that genre-bending jester Kid Rock becomes the 21st century's Bob Seger. In this case, both factions can be happy, as Charlie Starr and company straddle the fence between jam-centered bluegrass, hard-rockin' blues and whiskey-fueled honky-tonk. It's a melting pot of