By Lenn Thompson, Long Island Editor and Editor-in-Chief Not only is Les Howard, a Long Island native and winemaker at Pindar Vineyards, improving the wines at the winery, he's organizing some unique promotions for wine lovers. He has just announced that he has partnered with with Crystal Cruises and Food and Wine Travels to create “Wines and Food of the Mediterranean,” an exclusive Winemaker’s Cruise that sets sail on May 25, 2010 from Venice to Barcelona for twelve days aboard the six-star Crystal Serenity. The Winemaker’s Cruise includes educational wine tastings and seminars, a winemaker’s dinner, a private shore excursion…