Consumers

• Refactor SimpleConsumer internal fetch handling (dpkp #399)
• Handle exceptions in SimpleConsumer commit() and reset_partition_offset() (dpkp #404)
• Improve FailedPayloadsError handling in KafkaConsumer (dpkp #398)
• KafkaConsumer: avoid raising KeyError in task_done (dpkp #389)
• MultiProcessConsumer -- support configured partitions list (dpkp #380)
• Fix SimpleConsumer leadership change handling (dpkp #393)
• Fix SimpleConsumer connection error handling (reAsOn2010 #392)
• Improve Consumer handling of 'falsy' partition values (wting #342)
• Fix _offsets call error in KafkaConsumer (hellais #376)
• Fix str/bytes bug in KafkaConsumer (dpkp #365)
• Register atexit handlers for consumer and producer thread/multiprocess cleanup (dpkp #360)
• Always fetch commit offsets in base consumer unless group is None (dpkp #356)
• Stop consumer threads on delete (dpkp #357)
• Deprecate metadata_broker_list in favor of bootstrap_servers in KafkaConsumer (dpkp #340)
• Support pass-through parameters in multiprocess consumer (scrapinghub #336)
• Enable offset commit on SimpleConsumer.seek (ecanzonieri #350)
• Improve multiprocess consumer partition distribution (scrapinghub #335)
• Ignore messages with offset less than requested (wkiser #328)
• Handle OffsetOutOfRange in SimpleConsumer (ecanzonieri #296)

Producers

• Add Murmur2Partitioner (dpkp #378)
• Log error types in SimpleProducer and SimpleConsumer (dpkp #405)
• SimpleProducer support configuration of fail_on_error (dpkp #396)
• Deprecate KeyedProducer.send() (dpkp #379)
• Further improvements to async producer code (dpkp #388)
• Add more configuration parameters for async producer (dpkp)
• Deprecate SimpleProducer batch_send=True in favor of async (dpkp)
• Improve async producer error handling and retry logic (vshlapakov #331)
• Support message keys in async producer (vshlapakov #329)
• Use threading instead of multiprocessing for Async Producer (vshlapakov #330)
• Stop threads on __del__ (chmduquesne #324)
• Fix leadership failover handling in KeyedProducer (dpkp #314)

KafkaClient

• Add .topics property for list of known topics (dpkp)
• Fix request / response order guarantee bug in KafkaClient (dpkp #403)
• Improve KafkaClient handling of connection failures in _get_conn (dpkp)
• Client clears local metadata cache before updating from server (dpkp #367)
• KafkaClient should return a response or error for each request - enable better retry handling (dpkp #366)
• Improve str/bytes conversion in KafkaClient and KafkaConsumer (dpkp #332)
• Always return sorted partition ids in client.get_partition_ids_for_topic() (dpkp #315)

Documentation

• Cleanup Usage Documentation
• Improve KafkaConsumer documentation (dpkp #341)
• Update consumer documentation (sontek #317)
• Add doc configuration for tox (sontek #316)
• Switch to .rst doc format (sontek #321)
• Fixup google groups link in README (sontek #320)
• Automate documentation at kafka-python.readthedocs.org

Internals

• Switch integration testing from 0.8.2.0 to 0.8.2.1 (dpkp #402)
• Fix most flaky tests, improve debug logging, improve fixture handling (dpkp)
• General style cleanups (dpkp #394)
• Raise error on duplicate topic-partition payloads in protocol grouping (dpkp)
• Use module-level loggers instead of simply 'kafka' (dpkp)
• Remove pkg_resources check for __version__ at runtime (dpkp #387)
• Make external API consistently support python3 strings for topic (kecaps #361)
• Fix correlation id overflow (dpkp #355)
• Cleanup kafka/common structs (dpkp #338)
• Use context managers in gzip_encode / gzip_decode (dpkp #337)
• Save failed request as FailedPayloadsError attribute (jobevers #302)
• Remove unused kafka.queue (mumrah)