Last week, we wondered what happened to the planned “Take Metro to the New Ballpark” marketing campaign – well, that was quick. The Nationals rolled out a publicity campaign this week featuring our favorite seventh inning stretch dignitaries, urging the public to use “hassle-free ways to get to the ballpark.” The campaign, which is appearing as bumpers in local news websites, revolves around a comprehensive website – which not only promotes Metrorail use, but other…