update tests
update tests

pyspeckit/pyspeckit,jpinedaf/pyspeckit,e-koch/pyspeckit,allisony/pyspeckit,allisony/pyspeckit,vlas-sokolov/pyspeckit,jpinedaf/pyspeckit,e-koch/pyspeckit,low-sky/pyspeckit,vlas-sokolov/pyspeckit,keflavich/pyspeckit,keflavich/pyspeckit,low-sky/pyspeckit,pyspeckit/pyspeckit