Click to email a link to a friend (Opens in new window) Click to share on Twitter (Opens in new window) Click to share on Facebook (Opens in new window) Did they reach a détente over foie gras? After Bill Ackman threatened to sue Business Insider last month, spies tell Page Six that the billionaire hedge fund manager was spotted dining at Daniel last week with Mathias Döpfner, the CEO of Business Insider’s parent company, Axel Springer. Eyebrows were raised at haute Upper East Side eatery Daniel, when Ackman and Döpfner were “seated together in a corner of the restaurant,”...