TECHNICAL-Palladium’s “golden cross” signals near-term gains 3:17pm EST * Palladium up 3 pct in 2013, lone gainer in precious metals * “Cross” seen bullish on prices in next 3-6 months -analyst * Open interest in U.S. futures near 1-1/2 year high * Has met strong resistance at $780 six times in 2013 By Frank Tang NEW…