Kubernetes Python Client 3.0 stable Release

Getting started:

pip install --upgrade kubernetes

Or from source, download attached zip file, then

unzip client-python-3.0.0.zip
cd client-python-3.0.0
python setup.py install

Then follow examples in https://github.com/kubernetes-incubator/client-python/tree/release-3.0/examples

Changelog: https://github.com/kubernetes-incubator/client-python/blob/master/CHANGELOG.md