See <https://jclouds.ci.cloudbees.com/job/jclouds-labs/1775/display/redirect?page=changes>
- Jenkins build became unstable: jclouds-labs #1773 jenkins-no-reply
- Jenkins build is still unstable: jclouds-labs #1774 jenkins-no-reply
- Jenkins build is back to stable : jclouds-labs #... jenkins-no-reply