Do you believe in UFOs, astral projections, mental telepathy, ESP, clairvoyance, spirit photography, telekinetic movement, full-trance mediums, the Loch Ness Monster and the theory of Atlantis? If so, good news — there’s a new Ghostbusters movie in the works. Entertainment Weekly has learned exclusively that Jason Reitman will direct and co-write an upcoming film set in the world that was saved decades previously by the proton pack-wearing working stiffs in the original 1984 movie, which was directed by his father, Ivan Reitman. “I’ve always thought of myself as the first Ghostbusters fan, when I was a 6-year-old visiting the set....