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.
kafka-1462 (followup patch); Add new request and response formats for the new consumer and coordinator communication; patched by Jun Rao; reviewed by Jay Kreps
kafka-1533; transient unit test failure in ProducerFailureHandlingTest; reviewed by Guozhang Wang; reviewed by Jun Rao
KAFKA-1414 Speedup broker shutdown and startup after hard reset; patched by Alexey Ozeritskiy, Dmitry Bugaychenko and Anton Karamanov