Xerox’s board of directors has declared a 12% increase in the company’s quarterly cash dividend to $0.07 per share on Xerox common stock. The dividend is payable on April 30, 2015 to shareholders of record on March 31, 2014.   The board also declared a quarterly cash dividend of $20 per share on Xerox Series A Convertible Perpetual Preferred Stock. The dividend is payable on April 1, 2015 to shareholders of record on March 15, 2015....