Bruce Springsteen celebrated the American semiquincentennial, and the upcoming opening of the Bruce Springsteen Center for American Music, by performing Thursday night at the ‘Music America: The Songs that Shaped Us’ concert at the Oceanfirst Bank Center in Monmouth, New Jersey, where he shared the bill with Roseanne Cash, Kenny Chesney , Shemekia Copeland, Dropkick Murphy’s, Valerie June, Keb’ Mo’, and Trombone Shorty. Little Steven’s Disciples Of Soul was the house band for the show, which