THE NEIGHBORS said he was a good guy who often hosted pool parties and played catch with his 7-year-old son, his wife said he was abusive. Now, after the slaughter that killed six people at a Seal Beach, California hair salon, we'll take Scott Dekraai's wife's word. Sources said Dekraai, 41--who was busted about a mile away from the scene of the massacre--suffered post-traumatic stress disorder from a
