Baseball fans may be bracing for a bang-up World Series between the Yankees and the Phillies, but in the political world could there be anything more boring than sports wagering among fellow Democrats? In perhaps the most un-original sports bet ever, New York’s senators, Charles E. Schumer and Kristen Gillibrand, and Pennsylvania’s senators, Arlen Specter and Bob Casey are putting up Brooklyn cheesecakes against Philly cheese-steaks. May the most runs (not to mention trans-fats and calories) w