Support PetSet

[tobe]

We want to use Python SDK to access Kubernetes to create PetSet for cluster applications.

It would be better to see kubernetes-py to support PetSet.

[Francis Roch]

Hello! Thank you for the suggestion, and thank you for your interest in our module. PetSets are definitely on our roadmap.

[Sebastien Coutu]

This is added for the 1.4 series. Closing.

[tobe]

Thanks @froch and @sebastienc 👍