fixed docsrape warning "unknown section Example"
fixed docsrape warning "unknown section Example"

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