Trump-Obama spotted 'chatting' at Carter funeral, is something cooking that we don't know about?

Donald Trump and Barack Obama are known to be strong political rivals, especially considering the fact that Obama had strongly campaigned against the now President-elect only a couple of months back, although for a losing cause. But now, it seems that the political enmity may have been forgotten, as the two have were spotted exchanging some words to each other while being seated at President Carter's funeral.