According to CNN, CNN’s “CNN Diner” at the 2004 Republican Convention in New York City was “immensely successful” and so this year they will do it again with a “CNN Grill” in Denver and in St. Paul. Campaign Desk stopped by the 2004 version, when CNN took over the Tick Tock Diner, back in the days when there was still a Crossfire (the Diner even served a “Crossfire Island” cocktail) and Bill Hemmer hadn’t yet bolted for Fox…