* settings.k8s.io/v1alpha1
    * If you wish to continue using them in v1.8, please enable them explicitly using the `--runtime-config` flag of the apiserver (for example, `--runtime-config="rbac.authorization.k8s.io/v1alpha1,settings.k8s.io/v1alpha1"`)

Kubernetes version command line parameter in kubeadm has been updated to drop an unnecessary redirection from ci/latest.txt to ci-cross/latest.txt. Users should know exactly where the builds are stored on Google Cloud storage buckets from now on. For example for 1.9 and 1.10, users can specify ci/latest-1.9 and ci/latest-1.10 as the CI build jobs what build images correctly updates those. The CI jobs for master update the ci-cross/latest location, so if you are looking for latest master builds, then the...

* sample-controller: add example CRD controller ([#52753](https://github.com/kubernetes/kubernetes/pull/52753), [@munnerz](https://github.com/munnerz))

* The example API server has renamed its `wardle.k8s.io` API group to `wardle.example.com` ([#81670](https://github.com/kubernetes/kubernetes/pull/81670), [@liggitt](https://github.com/liggitt))

    * settings.k8s.io/v1alpha1
    * If you wish to continue using them in v1.8, please enable them explicitly using the `--runtime-config` flag of the apiserver (for example, `--runtime-config="rbac.authorization.k8s.io/v1alpha1,settings.k8s.io/v1alpha1"`)

    * If you have to use the legacy in-tree cloud providers, you can rearrange your config like the example below. In case you need the `cloud-config` file (located in `{cloud-config-path}`), you can mount it into the API Server and controller-manager containers using ExtraVolumes like the example below.

* **Tolerations**

## Changelog since v1.20.6

## Changes by Kind

### API Change

- We have added a new Priority & Fairness rule that exempts all probes (/readyz, /healthz, /livez) to prevent 

- Fixed the example validation rule in godoc:
  
  When configuring a JWT authenticator:
  
  If username.expression uses 'claims.email', then 'claims.email_verified' must be used in
  username.expression or extra[*].valueExpression or claimValidationRules[*].expression.
  An example claim validation rule expression that matches the validation automatically

- Fix cronjob controller handling of complex schedules, like "30 6-16/4 * * 1-5", for example ([#119139](https://github.com/kubernetes/kubernetes/pull/119139), [@kmala](https://github.com/kmala)) [SIG Apps]