The oldest black town in America, Eatonville in central Florida, where a quarter of the residents live below the poverty line, is set to vote Tuesday night on a plan to transform the community into a luxury shopping destination for the ultra-rich. Customers of the $200 million project called the World Transportation Exchange, where luxury cars, helicopters, yachts and corporate jets would be on display, could drop more money in a day than the town's entire population earns in a year.