See <https://builds.apache.org/job/kafka-1.1-jdk7/203/display/redirect?page=changes>
- Build failed in Jenkins: kafka-1.1-jdk7 #200 Apache Jenkins Server
- Build failed in Jenkins: kafka-1.1-jdk7 #201 Apache Jenkins Server
- Build failed in Jenkins: kafka-1.1-jdk7 #20... Apache Jenkins Server
- Jenkins build is back to normal : kafka... Apache Jenkins Server
