VINEYARD HAVEN - The first two in line, sisters-in-law Kim and Marcia Quitadamo of Worcester, showed up outside the Bunch of Grapes bookstore at 5:30 - that's 5:30 a.m. Within two hours, enough others had shown up for a 4 p.m. appearance by U.S. Sen. Hillary Rodham Clinton that Tisbury police asked bookstore manager Robby Bick to open his doors at 7:30 a.m., 90 minutes early. "We have about 1,500 books in the store," Bick said early yesterday afternoon. "Or we had 1,500 books in the store," he said alluding to brisk sales. The final stop on Clinton's book tour...