As part of the Out of the Loop Fringe Festival, Diana Sheehan will salute the “Poet of Broadway,” Lorenz Hart, in Nobody’s Hart.  The lyricist half of the famed songwriting team of Rodgers and Hart, Hart helped craft such songs as “This Can’t Be Love,” “With a Song In My Heart,” “Manhattan” and others.  Sheehan will be accompanied by pianist James McQuillen and cellist Sarah Choi.