UPDATE 1-Kodak sees return to sales growth, stock rises

* Kodak sees 2010 revenue flat to up after 2009 drop * Sees strength in digital, printing businesses * sees 2010 oper loss $50 mln to profit $50 mln * Shares rise in premarket NEW YORK, Feb 4 (Reuters) - Eastman Kodak (EK.N) on sees...