Death in Avignon is another delightful mystery from British author Serena Kent (a.k.a. Deborah Lawrenson and husband Robert Rees). It’s an even tighter follow up to the fun Death in Provence. This time the murder takes place in the larger city of Avignon rather than Penny’s small village of St. Merlot, making for a rich puzzle of clues and evidence against the backdrop of the art world. British divorcée Penelope Kite has been renovating her house and brushing up on her cello playing. When the handsome mayor, Laurent Millais, invites…