The Hurricane Katrina has swept away the jazz traditions of New Orleans with the buildings and a big part of the city. The singer Connick Jr. has reasserted his ties to the Big Easy, releasing two albums dedicated to its music – “Oh, My Nola” and “Chanson du Vieu Carre.” The hurricane made his work more meaningful and made him et to take his “My New Orleans” tour to the Montreal International Jazz Festival on…