Update changelog
Update changelog

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