Add simple CDS smoke test
Add simple CDS smoke test

aleksandr-bakanov/astropy,lpsinger/astropy,astropy/astropy,MSeifert04/astropy,AustereCuriosity/astropy,saimn/astropy,mhvk/astropy,joergdietrich/astropy,mhvk/astropy,aleksandr-bakanov/astropy,pllim/astropy,kelle/astropy,DougBurke/astropy,AustereCuriosity/astropy,StuartLittlefair/astropy,funbaker/astropy,StuartLittlefair/astropy,MSeifert04/astropy,dhomeier/astropy,bsipocz/astropy,DougBurke/astropy,tbabej/astropy,saimn/astropy,lpsinger/astropy,kelle/astropy,pllim/astropy,mhvk/astropy,saimn/astropy,joergdietrich/astropy,aleksandr-bakanov/astropy,joergdietrich/astropy,astropy/astropy,pllim/astropy,joergdietrich/astropy,joergdietrich/astropy,funbaker/astropy,tbabej/astropy,mhvk/astropy,pllim/astropy,dhomeier/astropy,stargaser/astropy,dhomeier/astropy,astropy/astropy,AustereCuriosity/astropy,DougBurke/astropy,lpsinger/astropy,kelle/astropy,lpsinger/astropy,larrybradley/astropy,pllim/astropy,mhvk/astropy,aleksandr-bakanov/astropy,kelle/astropy,larrybradley/astropy,astropy/astropy,funbaker/astropy,saimn/astropy,MSeifert04/astropy,DougBurke/astropy,StuartLittlefair/astropy,astropy/astropy,bsipocz/astropy,larrybradley/astropy,tbabej/astropy,funbaker/astropy,bsipocz/astropy,dhomeier/astropy,kelle/astropy,stargaser/astropy,larrybradley/astropy,stargaser/astropy,larrybradley/astropy,tbabej/astropy,saimn/astropy,tbabej/astropy,StuartLittlefair/astropy,AustereCuriosity/astropy,bsipocz/astropy,stargaser/astropy,MSeifert04/astropy,AustereCuriosity/astropy,dhomeier/astropy,lpsinger/astropy,StuartLittlefair/astropy