In my-heart-initially-sings-with-joy-and-then-is-quickly-crushed-with-a-collapsing-blow-of-cynicism-news, Alvin Schwartz’s classic 1981 “children’s book” Scary Stories to Tell in the Dark is being turned into a movie. According to Deadline, CBS Films has pounced on a concept from writers Patrick Melton and Marcus Dunstan, who you…