LOS ANGELES, Jan 26 (TheWrap.com) - Jay Leno's wisecrack about Mitt Romney and the Golden Temple continues to dog the late-night host. Leno, whose joke last week has led to an angry online petition and a lawsuit, now faces perhaps the most powerful backlash -- a possible declaration of displeasure from the British government. Two members of the U.K. Parliament entered a motion on Wednesday calling for an official chastisement of Leno, and for an apology from the host and his network, NBC. ...