Former President Donald Trump once again dangled red meat for conspiracy theorists, this time repeating a former promise that if elected, he would release the long-secret tranche of John F. Kennedy documents. Trump’s latest pledge came Thursday on The All-In Podcast. Host Chamath Palihapitiya called Trump out for his 2016 campaign promise to “release the JFK file.” “And then you said later, ‘I saw it, and I just … I wasn’t really ready to do it.’ And then I saw a clip where you changed your mind and said, ‘I think we’re ready to see this file. And I’m just curious …” Want more breaking pol…