Fix the iterator mode in ProgressBar to call update before returning.
Fix the iterator mode in ProgressBar to call update before returning.

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