- CustomResourceDefinitions added support for marking versions as deprecated by setting `spec.versions[*].deprecated` to `true`, and for optionally overriding the default deprecation warning with a `spec.versions[*].deprecationWarning` field. ([#92329](https://github.com/kubernetes/kubernetes/pull/92329), [@liggitt](https://github.com/liggitt)) [SIG API Machinery]

* 🔧 Add `CITATION.cff` file for academic citations. PR [#10496](https://github.com/tiangolo/fastapi/pull/10496) by [@tiangolo](https://github.com/tiangolo).
* 🐛 Fix overriding MKDocs theme lang in hook. PR [#10490](https://github.com/tiangolo/fastapi/pull/10490) by [@tiangolo](https://github.com/tiangolo).

- Fix a bug in kube-addon-manager's leader election logic that made all replicas active. ([#80575](https://github.com/kubernetes/kubernetes/pull/80575), [@mborsz](https://github.com/mborsz))
- kubeadm: prevent overriding of certain kubelet security configuration parameters if the user wished to modify them ([#81903](https://github.com/kubernetes/kubernetes/pull/81903), [@jfbai](https://github.com/jfbai))

* Change default `httpGet` probe `User-Agent` to `kube-probe/<version major.minor>` if none specified, overriding the default Go `User-Agent`. ([#47729](https://github.com/kubernetes/kubernetes/pull/47729), [@paultyng](https://github.com/paultyng))

- Added a new `tolerance` field to HorizontalPodAutoscaler, overriding the cluster-wide default. Enabled via the HPAConfigurableTolerance alpha feature gate. ([#130797](https://github.com/kubernetes/kubernetes/pull/130797), [@jm-franc](https://github.com/jm-franc)) [SIG API Machinery, Apps, Autoscaling, Etcd, Node,...

   ([#122341](https://github.com/kubernetes/kubernetes/pull/122341), [@jsafrane](https://github.com/jsafrane))
- Fixed a regression since `1.24` in the scheduling framework when overriding MultiPoint plugins (e.g. default plugins). The incorrect loop logic might have led to a plugin being loaded multiple times, consequently preventing any Pod from being scheduled, which was unexpected.

Updated Plugin Mechanism for kubectl is Graduating to Stable ([#579](https://github.com/kubernetes/enhancements/issues/579))

- Extends functionality to kubectl to support extensions adding new commands as well as overriding specific subcommands (at any depth).
- Documentation fixes

 - Default `StreamingProxyRedirects` to disabled. If there...

* Fix Heapster configuration and Metrics Server configuration to enable overriding default resource requirements. ([#56965](https://github.com/kubernetes/kubernetes/pull/56965), [@kawych](https://github.com/kawych))



# v1.9.0

</p>

<p>
Floating-point operations within a single expression are evaluated according to
the associativity of the operators.  Explicit parentheses affect the evaluation
by overriding the default associativity.
In the expression <code>x + (y + z)</code> the addition <code>y + z</code>
is performed before adding <code>x</code>.
</p>

<h2 id="Statements">Statements</h2>

<p>