Who said Ireland wouldn’t welcome the sound of American southern rock this side of the seas?  Hosting a roaring avalanche of sound from the Kentucky boys of Black Stone Cherry, Dublin’s Academy exploded with an onslaught of American heavy metal Thursday evening, continuing record-label Roadrunner’s long tradition of importing this genre of American rock into European audiences. Fresh off a tour warming up for Lynard Skynard, Black Stone Cherry’s electrifying performance proved yet again that they too are a headlining bastion of hard rock. Roused by a titillating set from Canadian rock group Theory of a Dead Man, the sold-out…