fix again for astropy.io.fits - output_verify keyword
fix again for astropy.io.fits - output_verify keyword

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