removed unused code
removed unused code

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