fix doc references (but they don't work locally and I get 1200 unrelated warnings)
fix doc references (but they don't work locally and I get 1200 unrelated
warnings)

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