fix docstrings
fix docstrings

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