Has Spring sprung in retail? After a gloomy two years, fourth quarter sales were up and the good times continued through February 2010. Now comes a report that retailers are hiring again…a sure sign of strength. The U.S. jobs picture in February was slightly better than expected, a sign that the employment outlook may be stabilizing. Apparel retailers increased staffing levels in February for the second month in a row, hiring 7,200 workers, the Labor Department said today. Department s...