Some concerts are important simply as occasions: The “Joint Concert Tel Aviv” was a celebration of reconciliation, a performance shared by the Berlin Philharmonic Orchestra and the Israel Philharmonic Orchestra that would have been inconceivable a few years earlier. Zubin Mehta takes a massive band consisting of both orchestras through performances of Ben Haim’s fascinating “Psalm”, Ravel’s “La Valse” and Beethoven’s “Fifth Symphony”.