The following are the M&A deals, rumors and chatter circulating on Wall Street for Tuesday December 11, 2012: Hearing Unconfirmed Chatter Harley-Davidson Hires Goldman Sachs as Adviser The Rumor:Harley-Davidson (NYSE: HOG ) has hired Goldman Sachs as an adviser to explore strategic alternatives, according to unconfirmed sources. A spokesperson for Harley-Davidson declined