* Fix Pods using Portworx volumes getting stuck in ContainerCreating phase. ([#48898](https://github.com/kubernetes/kubernetes/pull/48898), [@harsh-px](https://github.com/harsh-px))
* hpa: Prevent scaling below MinReplicas if desiredReplicas is zero ([#48997](https://github.com/kubernetes/kubernetes/pull/48997), [@johanneswuerbach](https://github.com/johanneswuerbach))

	// scheduled to nodes with matching taints. Each component can overwrite
	// these default values by adding its tolerations block in the relevant section below
	// and setting the desired values.
	// Configure this field in case that all pods of Istio control plane are expected to
	// be scheduled to particular nodes with specified taints.
	//

 ...

* The minimum supported version of Docker is now 1.11; if you are using Docker 1.10 or below, be sure to upgrade Docker before upgrading Kubernetes. ([#57845](https://github.com/kubernetes/kubernetes/pull/57845), [@yujuhong](https://github.com/yujuhong))

### `TokenRequest` / `TokenRequestProjection` graduates to General Availability

Service account tokens bound to a pod is now a stable feature. The feature gates will be removed in 1.21 release. For more information, refer to notes below on the changelogs.

### RuntimeClass feature graduates to General Availability.

  - Added `resources` field to container status that reports actual resources applied to running containers.
  - Added `resize` field to pod status that describes the state of a requested pod resize.

  For details, see KEPs below. ([#102884](https://github.com/kubernetes/kubernetes/pull/102884), [@vinaykul](https://github.com/vinaykul)) [SIG API Machinery, Apps, Instrumentation, Node, Scheduling and Testing]