Jill Goldsmith Co-Business EditorPinewood Atlanta Studios, which bought out its U.K. mothership last year, is officially going solo, announcing a new name for its expanded production facilities and the adjacent planned community, previously called Pinewood Forest.The entire live-work campus will now be called Trilith — an architectural term referring to structures like the ones that compose Stonehenge (two large vertical stones supporting a third laid across the top).