PALO ALTO, Calif., Oct 20, 2011 (BUSINESS WIRE) –Bringing easy large-format printing and the instant sharing of plans to design professionals wherever they work, HP /quotes/zigman/229301/quotes/nls/hpq HPQ -2.56% today unveiled a new HP ePrint & Share mobile application for the iPhone, iPad(R) or iPod touch(R).(1) HP ePrint & Share(2) is a printing and sharing tool …