The sudden closure of bakery firm Hostess Brands in November sent supermarkets scrambling, and boosting fourth-quarter results for packaged bakery goods maker Flower Foods (FLO). The firm reported Q4 earnings of 28 cents, up 65% from a year ago and 3 cents over analysts' forecasts. Revenue climbed 15% to $749.4 million, well over views. While the demise of the Twinkie maker helped in the quarter, Flower declined to give guidance while it sees how