- Kubeadm: fixed an etcd learner-mode bug by preparing an etcd static pod manifest before promoting ([#115038](https://github.com/kubernetes/kubernetes/pull/115038), [@tobiasgiese](https://github.com/tobiasgiese))

- Promoted `kubectl alpha events` to `kubectl events`. ([#113819](https://github.com/kubernetes/kubernetes/pull/113819), [@soltysh](https://github.com/soltysh))
- Promoting `WindowsHostProcessContainers` to stable. ([#113476](https://github.com/kubernetes/kubernetes/pull/113476), [@marosset](https://github.com/marosset))

* Update Calico version to v2.6.6 ([#58482](https://github.com/kubernetes/kubernetes/pull/58482), [@tmjd](https://github.com/tmjd))
* Promoting the apiregistration.k8s.io (aggregation) to GA ([#58393](https://github.com/kubernetes/kubernetes/pull/58393), [@deads2k](https://github.com/deads2k))

### SIG Cluster Lifecycle

For 1.13 SIG Cluster Lifecycle is pleased to announce the long awaited promotion of kubeadm to stable GA, and the promotion of kubeadm’s configuration API to `v1beta1`.
In this release the SIG again focused on further improving the user experience on cluster creation and also fixing a number of bugs and other assorted improvements.

* Fix admission metrics histogram bucket sizes to cover 25ms to ~2.5 seconds. ([#78608](https://github.com/kubernetes/kubernetes/pull/78608), [@jpbetz](https://github.com/jpbetz))
* Revert Promotion of resource quota scope selector to GA ([#78696](https://github.com/kubernetes/kubernetes/pull/78696), [@ravisantoshgudimetla](https://github.com/ravisantoshgudimetla))



# v1.15.0-beta.2