There is a long tradition of ex-punk rockers trading in their power chords and electric guitars for the idyllic green pastures of folk music. Frank Turner of Winchester, England made that very leap a few years ago after the breakup of his progressive hardcore band Million Dead had reached its zenith and he hasn't looked back since. Armed only with his voice, an acoustic guitar and a batch of socially conscious and sometimes politically flavored folk rock songs, Turner has garnered a growi