Change the way shapes are handled in binom_conf_interval
Change the way shapes are handled in binom_conf_interval

* Rather than explicitly reshape the output, treat scalars
  as a special case and let the ufuncs deal with broadcasting.
  Doesn't seem to change any aspect of the output.

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