NEW YORK (CNNMoney.com) -- As one of his first moves upon becoming CEO, eBay chief John Donahoe unveiled a slew of changes to the online marketplace, kicking off an uproar among sellers and sparking boycotts. Two years later, eBay is finally starting to see signs of success on its turnaround plan. The San Jose, Calif., e-commerce giant on Wednesday reported 2009 sales of $8.7 billion, up from $8.5 billion in 2008. That's a 14% increase from the $7.7 billion in revenue eBay had in 2007, the year before Donahoe's overhaul. EBay's profits, though, haven't kept pace with its sales growth....