Update changelog
Update changelog

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