Protesters at Bank of America's (BAC) shareholder meeting Wednesday are demanding the bank do more to help homeowners avoid foreclosure, among other things, just as the housing market is showing signs of improvement. Home sales and housing starts are stabilizing, and home builders like PulteGroup (PHM) and Lennar (LEN) are reporting bigger orders and backlogs. A new report from CoreLogic also shows that while pre-foreclosure filings have risen in