See <https://builds.apache.org/job/kafka-trunk-jdk7/3298/display/redirect?page=changes>
- Build failed in Jenkins: kafka-trunk-jdk7 #3288 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk7 #3289 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk7 #3290 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk7 #3291 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk7 #3292 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk7 #3293 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk7 #3294 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk7 #3295 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk7 #3296 Apache Jenkins Server
- Build failed in Jenkins: kafka-trunk-jdk7 #3297 Apache Jenkins Server
- Jenkins build is back to normal : kafka-trunk-jdk7 #... Apache Jenkins Server