ROME (Reuters) - Singer-songwriter Patti Smith, whose latest album "Banga" was in part inspired by the life of St Francis, meditated before his tomb in the Umbrian hill town of Assisi on Wednesday and even helped restore a fresco by Giotto. Smith, sometimes called the "Godmother of Punk," spent several hours at the large basilica and convent complex, which is also the burial place of the saint who for centuries has been an inspiration for pacifists and environmentalists. ...