fix pep8 whitespace
fix pep8 whitespace

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