Vote for Boylins Barn! For a county that prides itself on its discerning tastes — whether it's the best bike trail, the just-right roast of coffee, or the precise place to be (or not be) seen — Marin has never lacked for opinions. For more than six decades, the Pacific Sun has been there to document them, amplify them and, occasionally, stir the pot. Which brings us to the next chapter of that annual ritual of collective taste-making: Best of Marin. The nominations have been