We continue our election year series on movies about the US President, with a chat about Ivan Reitman's Capraesque 1993 political-romantic-comedy-drama-satire(???) Dave , starring Kevin Kline as a lovable goofball Presidential lookalike who ends up actually pretending to be the President, kindasorta accidentally pulling off a (well-meaning) one-man coup d'état, enmeshed in the plots of the evil…