* kubeadm will no longer generate an unused etcd CA and certificates when configured to use an external etcd cluster. ([#63806](https://github.com/kubernetes/kubernetes/pull/63806), [@detiber](https://github.com/detiber))

    for (int i = 0; i < CONTAINS_VALUE_RETRIES; i++) {
      long sum = 0L;
      for (Segment<K, V, E, S> segment : segments) {
        // ensure visibility of most recent completed write
        int unused = segment.count; // read-volatile

        AtomicReferenceArray<E> table = segment.table;
        for (int j = 0; j < table.length(); j++) {
          for (E e = table.get(j); e != null; e = e.getNext()) {

    *   Renamed `tf.image` functions to remove duplicate "image" where it is
        redundant.
    *   Variadic reduce is supported on CPU Variadic reduce is supported on CPU
    *   Remove unused `StringViewVariantWrapper`.
    *   Delete unused `Fingerprint64Map` op registration
    *   Add broadcasting support to `tf.matmul`.
    *   Add C++ Gradient for `BatchMatMulV2`.
    *   Add `tf.math.cumulative_logsumexp` operation.

* Update defaultbackend to v1.5 ([#69334](https://github.com/kubernetes/kubernetes/pull/69334), [@bowei](https://github.com/bowei))
* Remove unused chaosclient. ([#68409](https://github.com/kubernetes/kubernetes/pull/68409), [@wgliang](https://github.com/wgliang))

* Enable HPA controller based on autoscaling/v1 api group ([#36215](https://github.com/kubernetes/kubernetes/pull/36215), [@piosz](https://github.com/piosz))
* Remove unused WaitForDetach from Detacher interface and plugins ([#35629](https://github.com/kubernetes/kubernetes/pull/35629), [@kiall](https://github.com/kiall))

SELECTOR_DROPDOWN_MENU_ACTIVE = '.dropdown-menu.show'\nconst SELECTOR_DROPDOWN_TOGGLE = '[data-toggle=\"dropdown\"]'\n\nconst CLASS_NAME_DROPDOWN_RIGHT = 'dropdown-menu-right'\nconst CLASS_NAME_DROPDOWN_SUBMENU = 'dropdown-submenu'\n\n// TODO: this is unused; should be removed along with the extend?\nconst Default = {}\n\n/**\n * Class Definition\n * ====================================================\n */\n\nclass Dropdown {\n  constructor(element, config) {\n    this._config = config\n    this._element...

- Added `ImageMaximumGCAge` field to Kubelet configuration, which allows a user to set the maximum age an image is unused before it's garbage collected. ([#121275](https://github.com/kubernetes/kubernetes/pull/121275), [@haircommander](https://github.com/haircommander))

  - scheduler_e2e_scheduling_duration_seconds replaced by scheduler_scheduling_attempt_duration_seconds ([#115209](https://github.com/kubernetes/kubernetes/pull/115209), [@dgrisonnet](https://github.com/dgrisonnet))
- Removed unused rule for `nodes/spec` from `ClusterRole` `system:kubelet-api-admin` ([#113267](https://github.com/kubernetes/kubernetes/pull/113267), [@hoskeri](https://github.com/hoskeri))

- Fixed an issue where eviction manager was not deleting unused images or containers. ([#127874](https://github.com/kubernetes/kubernetes/pull/127874), [@AnishShah](https://github.com/AnishShah))

* kubeadm will no longer generate an unused etcd CA and certificates when configured to use an external etcd cluster. ([#63806](https://github.com/kubernetes/kubernetes/pull/63806), [@detiber](https://github.com/detiber))