updated docstring for exclude_overlapping
updated docstring for exclude_overlapping

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