Harris Corp. [HRS] yesterday said it has increased its quarterly cash dividend by a nearly 14 percent, up a nickel to 42 cents per share, representing the company’s 12th consecutive annual dividend increase. Harris also said its board has approved a new $1 billion stock buyback authorization, which is in addition to an existing repurchase program that has an unused authorization of about $62 million. The company expects to repurchase up to $200 million in shares in its fiscal 2014.…