Fix sort and argsort
Fix sort and argsort

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