WASHINGTON (AP) — A tech-heavy guest list, the fashion choices of those on it, who sat where and what was on the menu marked the softer — often and glitzier — details of diplomacy as Donald Trump threw a Thursday night state dinner honoring China’s leader Xi Jinping. The event featured a cavalcade of billionaires, Washington powerbrokers, business leaders and the type of festivities that most excite Trump, who has a reputation for reveling in hosting parties. “President Xi and I both...