* Add "kubectl --overwrite" flag to automatically resolve conflicts between the modified and live configuration using values from the modified configuration. ([#26136](https://github.com/kubernetes/kubernetes/pull/26136), [@AdoHe](https://github.com/AdoHe))
* Make discovery summarizer call servers in parallel ([#26705](https://github.com/kubernetes/kubernetes/pull/26705), [@nebril](https://github.com/nebril))

- **Windows**
  - [alpha] Added support for Windows Server 2016 nodes and scheduling Windows Server Containers ([docs](http://kubernetes.io/docs/getting-started-guides/windows/)) ([kubernetes/features#116](https://github.com/kubernetes/enhancements/issues/116))

## Known Issues