Reduce appveyor matrix to python 2.6 and 2.7 with numpy 1.9.1
Reduce appveyor matrix to python 2.6 and 2.7 with numpy 1.9.1

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