According to the patch notes, the following traits have been updated: Bookworm, Cheerful, Clumsy, Genius, Gloomy, Glutton, Good, Goofball, Hates Children, Hot-Headed, Jealous, Mean, Neat, Noncommitta...
One thing this thread has taught me is that neat sims are popular ? I've never used one in all of my years of playing. Especially since my sims always seemed overly clean no matter the trait.