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