- The scheduler's assumed pods have 2min instead of...

- AppArmor profiles can now be configured through fields on the `PodSecurityContext` and container `SecurityContext`. The beta AppArmor annotations are deprecated, and AppArmor status is no longer included in the node ready condition. ([#123435](https://github.com/kubernetes/kubernetes/pull/123435), [@tallclair](https://github.com/tallclair))

  - The `proxy` plugin has been deprecated. The `forward` plugin is to be used instead.
  - `kubernetes` plugin removes the `resyncperiod` option.
  - The `upstream` option is deprecated and ignored if included.
    ([#82127](https://github.com/kubernetes/kubernetes/pull/82127), [@rajansandeep](https://github.com/rajansandeep))

- kubectl

  - `kubectl convert`, deprecated since v1.14, will be removed in v1.17.

- Kubeadm: fixed a bug related to a warning printed if the `KubeletConfiguration`...

kube-scheduler, and kube-controller-manager components, but only worked when those components were local to the API server, and when kube-scheduler and kube-controller-manager exposed unsecured health endpoints. Instead of this API, etcd health is included in the kube-apiserver health check and kube-scheduler/kube-controller-manager health checks can be made directly against those components' health endpoints. ([#93570](https://github.com/kubernetes/kubernetes/pull/93570), [@liggitt](https://github.com/liggitt))...

- Scheduler's assumed pods have 2min instead of 30s...

* Fixes a bug where character devices are not recognized by the kubelet ([#60440](https://github.com/kubernetes/kubernetes/pull/60440), [@andrewsykim](https://github.com/andrewsykim))

* StatefulSet in apps/v1 is now included in Conformance Tests. ([#60336](https://github.com/kubernetes/kubernetes/pull/60336), [@enisoc](https://github.com/enisoc))

- DRA: the explanation for why a pod which wasn't using ResourceClaims was unscheduleable included a useless "no new claims to deallocate" when it was unscheduleable for some other reasons. ([#129823](https://github.com/kubernetes/kubernetes/pull/129823), [@googs1025](https://github.com/googs1025)) [SIG Node and Scheduling]

- Included the namespace in the output of `kubectl delete` for better identification of resources. ([#126619](https://github.com/kubernetes/kubernetes/pull/126619), [@totegamma](https://github.com/totegamma))

In-tree bug fixes and improvements included:
- Fix load balancer status without VIP.
- Fix filtering of server status.
- Fix resizing PVC of Cinder volume.
- Disable load balancer configuration if it is not defined in cloud config.