bug fix in 'renormalize'  - was double-looping through fit pars
bug fix in 'renormalize'  - was double-looping through fit pars

mikelum/pyspeckit,jpinedaf/pyspeckit,jpinedaf/pyspeckit,vlas-sokolov/pyspeckit,pyspeckit/pyspeckit,keflavich/pyspeckit,keflavich/pyspeckit-obsolete,allisony/pyspeckit,allisony/pyspeckit,bsipocz/pyspeckit,low-sky/pyspeckit,dinossimpson/pyspeckit,bsipocz/pyspeckit,e-koch/pyspeckit,mikelum/pyspeckit,pyspeckit/pyspeckit,e-koch/pyspeckit,low-sky/pyspeckit,keflavich/pyspeckit,vlas-sokolov/pyspeckit,dinossimpson/pyspeckit