Don't count a 4xx answer as a registry failure in the breaker - #129

Don't count a 4xx answer as a registry failure in the breaker#129

andrew merged 4 commits into

git-pkgs:maingit-pkgs/registries:mainfrom

cleygraf:upstream/client-errors-do-not-trip-breakercleygraf/registries:upstream/client-errors-do-not-trip-breakerCopy head branch name to clipboard