update tests
update tests

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