A man types on a computer keyboard in this February 28, 2013 file photo illustration. REUTERS/Kacper Pempel/Files WASHINGTON (Reuters) - The U.S. government was hit by more than 77,000 “cyber incidents” like data thefts or other security breaches in fiscal year 2015, a 10 percent increase over the previous year, according to a White House audit. Part of the uptick stems from federal agencies impro