Metrology

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* bump version
* Allow to use timer and meter as decorators and with context manager (24)
* Py3 compatibility for plaintext Graphite reporter (23)

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* bump version
* Fix histogram clearance. Close 21 (22)

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* bump version
* Publish from travis-ci
* Add basic WSGI documentation
* Add basic wsgi middleware
* Ensure we run against trusty
* Update tests

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* bump version
* ensure new tick is an integer
* use gcc >= 4.7 on travis
* remove profiler mention
* unbreaking upload

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* bump version
* use new Atomic classes
* bump version

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* bump version
* update travis-ci configuration
* graphite reporter. fix socket.sendall mistyping
* graphite reporter. fix socket.sendall mistyping
* add wheel support
* add missing properry. close 16