KAFKA-1096 An old controller coming out of long GC could update its epoch to the latest controller's epoch; reviewed by Neha Narkhede
KAFKA-1491; Always read coordinator information in consumer metadata response; reviewed by Neha Narkhede.
KAFKA-1498 Misc. producer performance enhancements. Patch from Guozhang.
KAFKA-1498 Follow-up: add metric on avg record size.
KAFKA-1308 Publish jar of test utilities to Maven
kafka-1503; all partitions are using same broker as their leader after broker is down;  patched by Jianwen Wang; reviewed by Guozhang Wang and Jun Rao
kafka-1513; Cleanup KafkaServerStartable code; patched by Evgeny Vereshchagin; reviewed by Jun Rao
KAFKA-1519 Make it possible to disable the line seperator in the console consumer. Patch from Gwen Shapira.
KAFKA-1515 Fix a bug that could result in blocking for a long period of time in the producer. Patch from Guozhang Wang.
kafka-1325; Fix inconsistent per topic log configs; patched by Manikumar Reddy; reviewed by Jun Rao
kafka-1406; Fix scaladoc/javadoc warnings; patched by Alan Lee; reviewed by Jun Rao
KAFKA-1515 Producer can hang during metadata updates. Patch by Guozhang.
KAFKA-1258 Automatically delete temporary directories with a shutdown hook during tests to avoid leaking temp files. Patch by Manikumar Reddy.
kafka-1529; transient unit test failure in testAutoCreateAfterDeleteTopic; patched by Jun Rao; reviewed by Guozhang Wang and Neha Narkhede
kafka-1531; zookeeper.connection.timeout.ms is set to 10000000 in configuration file in Kafka tarball; patched by Manikumar Reddy; reviewed by Jun Rao
KAFKA-1512 Add per-ip connection limits.
KAFKA-1535 Have the metadata response contain all alive brokers rather than just the ones needed for the given topics.
kafka-1462; Add new request and response formats for the new consumer and coordinator communication; patched by Jun Rao; reviewed by Guozhang Wang and Jay Kreps
KAFKA-1180 WhiteList topic filter gets a NullPointerException on complex Regex patch by Joe Stein, reviewed by Joel Koshy
KAFKA-1539 Fsync offset checkpoint file after writing.