add CHANGES entry for download_file() bugfix
add CHANGES entry for download_file() bugfix

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