Kubernetes

- Update to Kubernetes 1.9 cluster
- Label selector for pods is now required and must match the pod template's labels for v1beta2 StatefulSetSpec, ReplicaSetSpec, DaemonSetSpec and DeploymentSpec kubernetes/kubernetes55357
- The dynamic admission webhook is split into two kinds, mutating and validating. The kinds have changed completely and old code must be ported to admissionregistration.k8s.io/v1beta1 - MutatingWebhookConfiguration and ValidatingWebhookConfiguration kubernetes/kubernetes55282
- DaemonSet, Deployment, ReplicaSet, and StatefulSet have been promoted to GA and are available in the apps/v1 group version kubernetes/kubernetes53679
- Introduce new storage.k8s.io/v1alpha1 VolumeAttachment object kubernetes/kubernetes54463
- Introduce core/v1 RBDPersistentVolumeSource kubernetes/kubernetes54302
- StatefulSet status now has support for conditions kubernetes/kubernetes55268
- DaemonSet status now has support for conditions kubernetes/kubernetes55272

- api change V1PersistentVolumeSpec to V1ScaleIOPersistentVolumeSource 397.

- Make sure PyPI source distribution is complete with all files from the root directory

- Update to Kubernetes 1.8 cluster
- IntOrString is now object thus it can be int or string. 18 359
- Adding stream package to support calls like exec. The old way of calling them is deprecated. See [Troubleshooting](README.mdwhy-execattach-calls-doesnt-work)).
- config.http_proxy_url is deprecated. use configuration.proxy instead.
- Configuration is not a singleton object anymore. Please use Configuration.set_default to change default configuration.
- Configuration class does not support `ws_streaming_protocol` anymore. In ApiClient.set_default_header set `sec-websocket-protocol` to the preferred websocket protocol.

- Fix Operation names for subresources kubernetes/kubernetes49357

- Add proper GCP config loader and refresher kubernetes-client/python-base22
- Add ws_streaming_protocol and use v4 by default kubernetes-client/python-base20
- Respect the KUBECONFIG environment variable if set kubernetes-client/python-base19
- Allow setting maxsize for PoolManager kubernetes-client/python-base18
- Restricting the websocket-client to <=0.40 299