cosmetic fixes in build_sphinx
cosmetic fixes in build_sphinx

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