* Check for known manifests during preflight instead of only checking for non-empty manifests directory. This makes the preflight checks less heavy-handed by specifically checking for well-known files (kube-apiserver.yaml, kube-controller-manager.yaml, kube-scheduler.yaml, etcd.yaml) in /etc/kubernetes/manifests instead of simply checking for a non-empty directory. ([#57287](https://github.com/kubernetes/kubernetes/pull/57287), [@mattkelly](https://github.com/mattkelly))

    return vector.elements();
  }

  public void testToString() {
    Iterator<String> iterator = Lists.newArrayList("yam", "bam", "jam", "ham").iterator();
    assertThat(Iterators.toString(iterator)).isEqualTo("[yam, bam, jam, ham]");
  }

  public void testToStringWithNull() {
    Iterator<@Nullable String> iterator =

			<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>

### Other notable changes

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

		* `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

- 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))

*   The Kubelet's feature gates are now specified as a map when provided via a JSON or YAML KubeletConfiguration, rather than as a string of key-value pairs, making them less awkward for users. ([#53025](https://github.com/kubernetes/k...

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

# Plugin repository URLs.
plugin.repositories=https://repo.maven.apache.org/maven2/org/codelibs/fess/,https://fess.codelibs.org/plugin/artifacts.yaml
# Version filter for plugins.
plugin.version.filter=


# ----------------------------------------------------------

    * 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))