By Caroline Valetkevitch NEW YORK (Reuters) -Gold prices declined again on Wednesday, a day after spot gold had its sharpest single-day drop in over five years, while major stock indexes mostly eased with Netflix shares down after the company's outlook disappointed. Gold, one of the year's best-performing trades, slid as investors booked profits. It remains on course for its strongest year since the 1979 oil crisis and is up more than 50% so far this year. Spot gold was last down 1.73% at $4,052.69 an ou ...