Ky MichaelsonCombine rockets and toilets and you get this ... and Gavin Newsom's big donors. Credit where credit is due: If there's one thing Gavin Newsom can do with elan, it's accept a check. Perhaps sometimes there's a little too much elan -- he recently returned a hefty donation from Russell Weiner, the son of radio lunatic Michael Savage, and took big money from anti-rent control sugar daddy Thomas Coates. You've got to admire Newsom's range now, however. Recent filings indicate he managed