Add the changelog entries for all the fixes/changes included in this merge.
Add the changelog entries for all the fixes/changes included in this merge.

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