Update README with Jenkins badge change (see docker-library/docs#697)

README.md

@@ -6,6 +6,9 @@ The full readme is generated over in [docker-library/docs](https://github.com/do
 
 See a change merged here that doesn't show up on the Docker Hub yet? Check [the "library/busybox" manifest file in the docker-library/official-images repo](https://github.com/docker-library/official-images/blob/master/library/busybox), especially [PRs with the "library/busybox" label on that repo](https://github.com/docker-library/official-images/labels/library%2Fbusybox). For more information about the official images process, see the [docker-library/official-images readme](https://github.com/docker-library/official-images/blob/master/README.md).
 
-[![Travis CI](https://img.shields.io/travis/docker-library/busybox/master.svg)](https://travis-ci.org/docker-library/busybox/branches)
+---
+
+-	[Travis CI:  
+	![build status badge](https://img.shields.io/travis/docker-library/busybox/master.svg)](https://travis-ci.org/docker-library/busybox/branches)
 
 <!-- THIS FILE IS GENERATED BY https://github.com/docker-library/docs/blob/master/generate-repo-stub-readme.sh -->