See <https://builds.apache.org/job/OpenJPA-21x/64/changes>
- Build failed in Jenkins: OpenJPA-21x #60 Apache Jenkins Server
- Build failed in Jenkins: OpenJPA-21x #61 Apache Jenkins Server
- Build failed in Jenkins: OpenJPA-21x #62 Apache Jenkins Server
- Build failed in Jenkins: OpenJPA-21x #6... Apache Jenkins Server
- Jenkins build is back to normal : O... Apache Jenkins Server
