Portforward

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* Fixed case when hostIP contains a path
* Added common and cloud provider auth plugins

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* Fixed missing module ``portforward``

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* Decrease binary size if pre-compile wheels
(Improvement of setuptools-golang)

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* First Release on PyPI.
* Made path to kube config variable.
* Port-forwarding became non-blocking.
* Fixed verification bug when port was None.
* Added throwing own error.

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* First release on Test PyPI.
* Blocking port-forward with fixed path for kube config.