0.9.3

• Add coveralls.io support (sontek PR 307)
• Fix python2.6 threading.Event bug in ReentrantTimer (dpkp PR 312)
• Add kafka 0.8.2.0 to travis integration tests (dpkp PR 310)
• Auto-convert topics to utf-8 bytes in Producer (sontek PR 306)
• Fix reference cycle between SimpleConsumer and ReentrantTimer (zhaopengzp PR 309)
• Add Sphinx API docs (wedaly PR 282)
• Handle additional error cases exposed by 0.8.2.0 kafka server (dpkp PR 295)
• Refactor error class management (alexcb PR 289)
• Expose KafkaConsumer in all for easy imports (Dinoshauer PR 286)
• SimpleProducer starts on random partition by default (alexcb PR 288)
• Add keys to compressed messages (meandthewallaby PR 281)
• Add new high-level KafkaConsumer class based on java client api (dpkp PR 234)
• Add KeyedProducer.send_messages api (pubnub PR 277)
• Fix consumer pending() method (jettify PR 276)
• Update low-level demo in README (sunisdown PR 274)
• Include key in KeyedProducer messages (se7entyse7en PR 268)
• Fix SimpleConsumer timeout behavior in get_messages (dpkp PR 238)
• Fix error in consumer.py test against max_buffer_size (rthille/wizzat PR 225/242)
• Improve string concat performance on pypy / py3 (dpkp PR 233)
• Reorg directory layout for consumer/producer/partitioners (dpkp/wizzat PR 232/243)
• Add OffsetCommitContext (locationlabs PR 217)
• Metadata Refactor (dpkp PR 223)
• Add Python 3 support (brutasse/wizzat - PR 227)
• Minor cleanups - imports / README / PyPI classifiers (dpkp - PR 221)
• Fix socket test (dpkp - PR 222)
• Fix exception catching bug in test_failover_integration (zever - PR 216)