Added workaround for Numpy < 1.7
Added workaround for Numpy < 1.7

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