Increase __minimum_numpy_version__ to 1.7
Increase __minimum_numpy_version__ to 1.7

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