Add docstring to ellipsoid
Add docstring to ellipsoid

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