When you think of your high school’s librarian, many things may come to mind: stern shushings, cardigans and a disdain for all children, in my case. It turns out that at least one area librarian knows how to have a good time. George Frederick Miller, who works at Westlake High School, was arrested yesterday in La Plata, Md. for growing his own marijuana at home. His 19-year-old daughter was also charged with possession with intent…