updated changelog
updated changelog

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