Some ghost hunters are claiming that there are ghosts in Middleborough Town Hall. Of course, we are skeptical, but what they're saying might prompt a visit from one of those ghosthunting television shows, or at least the next season of the "Celebrity Paranormal Project." Ed Beaulieu and Len Anderson of the Paranormal Institute of New England played a tape of a man's voice that said "Help me." We listened to the voice, and it sounded......