remove special casing for single coordinate
remove special casing for single coordinate

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