See <https://builds.apache.org/job/Karaf/2456/changes>
- Build failed in Jenkins: Karaf #2455 Apache Jenkins Server
- Jenkins build is unstable: Karaf #2456 Apache Jenkins Server
- Jenkins build is still unstable: Karaf #245... Apache Jenkins Server
- Jenkins build is still unstable: Karaf ... Apache Jenkins Server
- Jenkins build is still unstable: ka... Apache Jenkins Server
- Jenkins build is back to stabl... Apache Jenkins Server
