Use copy constructor array() and broadcast_arrays()...
Use copy constructor array() and broadcast_arrays()...

…instead of empty() and copyto()

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