Kafka-python

* Connection refactor and test fixes (wizzat - PR 134)
* Fix when partition has no leader (mrtheb - PR 109)
* Change Producer API to take topic as send argument, not as instance variable (rdiomar - PR 111)
* Substantial refactor and Test Fixing (rdiomar - PR 88)
* Fix Multiprocess Consumer on windows (mahendra - PR 62)
* Improve fault tolerance; add integration tests (jimjh)
* PEP8 / Flakes / Style cleanups (Vetoshkin Nikita; mrtheb - PR 59)
* Setup Travis CI (jimjh - PR 53/54)
* Fix import of BufferUnderflowError (jimjh - PR 49)
* Fix code examples in README (StevenLeRoux - PR 47/48)

* Changing auto_commit to False in [SimpleConsumer](kafka/consumer.py), until 0.8.1 is release offset commits are unsupported
* Adding fetch_size_bytes to SimpleConsumer constructor to allow for user-configurable fetch sizes
* Allow SimpleConsumer to automatically increase the fetch size if a partial message is read and no other messages were read during that fetch request. The increase factor is 1.5
* Exception classes moved to kafka.common