- Kubeadm: Ensured that during "upgrade" , if the "etcd.yaml" static pod did not need upgrade, still consider rotating the etcd certificates and restarting the etcd static pod if the "kube-apiserver.yaml" manifest was to be upgraded and if certificate renewal was not disabled. ([#124688](https://github.com/kubernetes/kubernetes/pull/124688), [@neolit123](https://github.com/neolit123))...

* Fix aggressive VM calls for Azure VMSS ([#83102](https://github.com/kubernetes/kubernetes/pull/83102), [@feiskyer](https://github.com/feiskyer))

    * Disable timestamp adjustment in logs to optimize performance.
    * Reduce logging agent buffer chunk limit to 512k to optimize performance.
* Fix a bug on GCE that /etc/crictl.yaml is not generated when crictl is preloaded. ([#66877](https://github.com/kubernetes/kubernetes/pull/66877), [@Random-Liu](https://github.com/Random-Liu))

- Fix unsafe JSON construction in a number of locations in the codebase ([#81158](https://github.com/kubernetes/kubernetes/pull/81158), [@zouyee](https://github.com/zouyee))

			<artifactId>jackson-dataformat-smile</artifactId>
			<version>${jackson.version}</version>
		</dependency>
		<dependency>
			<groupId>com.fasterxml.jackson.dataformat</groupId>
			<artifactId>jackson-dataformat-yaml</artifactId>
			<version>${jackson.version}</version>
		</dependency>

		<!-- template -->
		<dependency>
			<groupId>com.github.jknack</groupId>
			<artifactId>handlebars</artifactId>

  </mime-type>

  <mime-type type="text/x-yaml">
    <_comment>YAML source code</_comment>
    <alias type="application/x-yaml" />
    <alias type="application/x-yml" />
    <alias type="application/yaml" />
    <alias type="text/vnd.yaml" />
    <alias type="text/yaml" />
    <alias type="text/x-yml" />
    <glob pattern="*.yaml"/>
    <glob pattern="*.yml"/>
    <sub-class-of type="text/plain"/>

### Other notable changes

* Fix aggressive VM calls for Azure VMSS ([#83102](https://github.com/kubernetes/kubernetes/pull/83102), [@feiskyer](https://github.com/feiskyer))

- Kubeadm: fix a regression where the KubeletConfiguration is not properly downloaded during "kubeadm upgrade" commands from the kube-system/kubelet-config ConfigMap, resulting in the local '/var/lib/kubelet/config.yaml' file being written as a defaulted config. ([#124497](https://github.com/kubernetes/kubernetes/pull/124497), [@neolit123](https://github.com/neolit123)) [SIG Cluster Lifecycle]

## Dependencies

### Added

		* `kubectl version` has new flag --output (=json or yaml) allowing result of the command to be parsed in either json format or yaml. ([#39858](https://github.com/kubernetes/kubernetes/pull/39858), [@alejandroEsc](https://github.com/alejandroEsc))


  * Bug fixes

				"text/x-vbdotnet",
				"text/x-vbscript",
				"text/x-vcalendar",
				"text/x-vcard",
				"text/x-verilog",
				"text/x-vhdl",
				"text/x-web-markdown",
				"text/x-yacc",
				"text/x-yaml",
				"video/3gpp",
				"video/3gpp-tt",
				"video/3gpp2",
				"video/bmpeg",
				"video/bt656",
				"video/celb",
				"video/dv",
				"video/example",
				"video/h261",