This year Oliver Twist Estate Winery celebrates 15 years by rebranding as Nostalgia Wines Inc. In 2006 Denice and Bruce Hagerman converted an orchard on the Black Sage Bench to a 14.5-acre vineyard; they didn’t know it yet, but their lives would soon converge with that of Gina Fernandes Harfman. Gina Fernandes Harfman comes from…