add in some of the missing RTD requirements
add in some of the missing RTD requirements

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