To be clear: This is not the Disney-fied version of Cinderella. There are no glass slippers, no mouse-drawn coaches, no fairy godmother or evil stepmother—Cinderella isn’t even our heroine’s name; she’s called Angelina. But the differences in Gioachino Rossini’s operatic take, La Cenerentola, are all the more reason to see it. First performed in Rome…