Kafka-influxdb

* Fix hard exit when InfluxDB database could not be created (51)

* Add missing build requirement

* Add timeout to flush buffer if last flush was longer than x seconds ago. (by c0by)
* Fix pip package
* Support heapster/eventer JSON format (by jerryjxj)

* Update package requirements
* Integrate Confluent Kafka Python client API (with librdkafka support)
* Cleanup setuptools
* Switch from nose to pytest
* Extend travis CI configuration
* Make writing Kafka Readers much more flexible
* Improve error handling in Kafka Reader
* Improve logging messages
* General code cleanup
* Python 3.5 support
* PyPy 5.4 support
* InfluxDB 1.x support
* Deprecate Kafka sample message writer
* Deprecate collectd message writer
* Deprecate builtin benchmark functionality
* Integrate kafkacat for sample message writing
* Improve documentation
* Fix formatting of README for PyPi (thanks di)
* Update Docker-based benchmarks
* Simplify testing by providing a Makefile-based environment
* Start kafka-influxdb with Python optimization (-O flag) by default.

* Support for Python 3.x and PyPy 3.x
* Allow use of external encoders
* Switch from SimpleConsumer to KafkaConsumer (huge performance improvement)
* Add version flag
* Fix unit tests for Python 3
* Fix bugs of supporting mutliple fields in one sample;
* Add initial mypy static type support
* Full changelog: https://github.com/mre/kafka-influxdb/compare/v0.7.2...v0.7.3

* Fix values encoded as strings into Influxdb 0.9x (9)
* Fix boolean commandline flags changed to strings (8)
* Fix encoding of multiple measurements in one message (12)
* Cleanup Docker setup
* Update Documentation
* PEP8 formatting
* Full changelog: https://github.com/mre/kafka-influxdb/compare/v0.7.1...v0.7.2