By William Crum Staff Writer wcrum@oklahoman.comA young woman in shorts, black earbuds in place and riding her skateboard, breezed past the suits and ties Wednesday at Riversport Rapids. If ever there was a sign the eyes of the world are turning to Oklahoma City, that was it. Dignitaries gathered Wednesday afternoon to dedicate the new MAPS 3 whitewater rafting and kayaking park in the Boathouse District. But the athletes already have made themselves at home, testing a course touted as world-class ahead of its official opening and first event, next week's U.S.