Shareholders of Gannett Co. Inc. (NYSE: GCI) signed off on a roughly $1.2 billion proposal for the McLean company to be acquired by the parent company of rival GateHouse Media, which owns The Palm Beach Post on Thursday in a deal that will combine two of the nation's largest newspaper companies. Gannett and New Media Investment Group Inc. (NYSE: NEWM) reached an agreement on a cash-and-stock deal Aug. 5. New Media shareholders approved the deal at a separate meeting Thursday. The deal will sew...