bumped required sphinx version to 1.1 due to utils API docs' use of special-members
bumped required sphinx version to 1.1 due to utils API docs' use of special-members

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