Add "Raises" section to download_file docs
Add "Raises" section to download_file docs

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