- The `export` query parameter for list API calls, deprecated since v1.14, will be removed in v1.18.
  - The `series.state` field in the events.k8s.io/v1beta1 Event API is deprecated and will be removed in v1.18 ([#75987](https://github.com/kubernetes/kubernetes/pull/75987), [@yastij](https://github.com/yastij))

- kubeadm

- Update the Event series starting count when emitting isomorphic events from 1 to 2. ([#119375](https://github.com/kubernetes/kubernetes/pull/119375), [@dgrisonnet](https://github.com/dgrisonnet)) [SIG API Machinery and Testing]

## Dependencies

- Removed leading zeros from the etcd member ID in kubeadm log messages. ([#117919](https://github.com/kubernetes/kubernetes/pull/117919), [@dlipovetsky](https://github.com/dlipovetsky)) [SIG Cluster Lifecycle]

- 'kubeadm: marked the flag "--experimental-output'' as deprecated (it will
  be removed in a future release) and added a new flag ''--output" that serves the
  same purpose. Affected commands are - "kubeadm config images list", "kubeadm token

- Ubuntu 18.04 (Bionic) series has been added to Juju charms ([#65644](https://github.com/kubernetes/kubernetes/pull/65644), [@tvansteenburgh](https://github.com/tvansteenburgh))

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- The ingress `v1beta1` has been deprecated. ([#102030](https://github.com/kubernetes/kubernetes/pull/102030), [@aojea](https://github.com/aojea))

### API Change

* kube-apiserver now serves OpenAPI specs for registered CRDs with defined  ([#71192](https://github.com/kubernetes/kubernetes/pull/71192), [@roycaihw](https://github.com/roycaihw))

- The apiserver will now return warnings if you create objects with "invalid" IP or
  CIDR values (like "192.168.000.005", which should not have the extra zeros).
  Values with non-standard formats can introduce security problems, and will

$table-dark-accent-bg;\n    }\n  }\n\n  &.table-hover {\n    tbody tr {\n      @include hover() {\n        color: $table-dark-hover-color;\n        background-color: $table-dark-hover-bg;\n      }\n    }\n  }\n}\n\n\n// Responsive tables\n//\n// Generate series of `.table-responsive-*` classes for configuring the screen\n// size of where your table will overflow.\n\n.table-responsive {\n  @each $breakpoint in map-keys($grid-breakpoints) {\n    $next: breakpoint-next($breakpoint, $grid-breakpoints);\n   ...