Pinning python version to 3.5 for RTD [skip ci]
Pinning python version to 3.5 for RTD [skip ci]

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