SAN FRANCISCO, July 22 — Virgin America today unveils some big changes to the award-winning Red™ entertainment platform, which will allow travelers access to a host of new amenities, including next generation, enhanced terrain view Google Maps, an open tab service for the airline’s one-of-a-kind on-demand menu and the first ever seatback in-flight digital shopping platform. As of today, travelers on Virgin America will be able to browse hundreds of products and place orders from their seatback touch-screens....