There’s plenty of great shows and exhibits to see this weekend in the Bay Area. Here’s a partial rundown. Violins of Hope return to Bay Area The Livermore-Amador Symphony, led by music director Lara Webber, will perform a trio of concerts beginning Sunday featuring the famed “Violins of Hope.” This is a collection of violins, violas, and cellos that were played by Jewish musicians during the Holocaust and have since been restored by Israeli violin maker Amnon Weinstein and his son Avshalom. The instruments will be played by acclaimed Los Angeles violinist Lindsay Deutsch, a guest soloist, as well as...