Kin rage over '82 slayer's release BY CELESTE KATZ DAILY NEWS STAFF WRITER The family of a teenager beaten to death with a hammer is furious that her killer was set free moments after being convicted. A jury found Marc Ferrara of Lyndhurst, N.J., guilty of aggravated manslaughter this week in the 1982 death of 17-year-old Rosie Lorincz. However, there was a five-year statute of limitations on the crime in 1982, so Ferrara won't do any time. "It just doesn't seem fair," said Andrea Lorincz, the victim's sister. "He walks free, and we are left without a sister and a...