message: Update Jenkins badge link
diff: @@ -5,7 +5,7 @@ lightweight & fast actor implementations, pattern matching for messages,
  network transparent messaging, and more.
  [![Gitter][gitter-badge]](https://gitter.im/actor-framework/chat)
  -[![Jenkins][jenkins-badge]](https://jenkins.inet.haw-hamburg.de/view/CAF%20Dashboard)
  +[![Jenkins][jenkins-badge]](https://jenkins.inet.haw-hamburg.de/job/CAF/job/actor-framework/job/master)
  [![Documentation Status][docs-badge]](http://actor-framework.readthedocs.io/en/latest/?badge=latest)
  [![Coverity][coverity-badge]](https://scan.coverity.com/projects/5555)
  [![In Progress][in-progress-badge]](https://waffle.io/actor-framework/actor-framework)
  @@ -172,7 +172,7 @@ http://dx.doi.org/10.1016/j.cl.2016.01.002.
  [obs-dev-nightly]: https://software.opensuse.org/download.html?project=devel%3Alibraries%3Acaf%3Anightly&package=caf-devel
  -[jenkins-badge]: https://jenkins.inet.haw-hamburg.de/buildStatus/icon?job=CAF/all
  +[jenkins-badge]: https://jenkins.inet.haw-hamburg.de/buildStatus/icon?job=CAF/actor-framework/master
  [docs-badge]: https://readthedocs.org/projects/actor-framework/badge/?version=latest
  