* Make fluentd pods critical ([#39146](https://github.com/kubernetes/kubernetes/pull/39146), [@crassirostris](https://github.com/crassirostris))
* Fluentd/Elastisearch add-on: correctly parse and index kubernetes labels ([#36857](https://github.com/kubernetes/kubernetes/pull/36857), [@Shrugs](https://github.com/Shrugs))

### Heapster

- Kubeadm: Some text in the `kubeadm upgrade plan` output has changed. If you have scripts or other automation that parses this output, please review these changes and update your scripts to account for the new output. ([#98728](https://github.com/kubernetes/kubernetes/pull/98728), [@stmcginnis](https://github.com/stmcginnis)) [SIG Cluster Lifecycle]

* Fixed race conditions around devicemanager Allocate() and endpoint deletion. ([#60856](https://github.com/kubernetes/kubernetes/pull/60856), [@jiayingz](https://github.com/jiayingz))

* kubelet initial flag parse now normalizes flags instead of exiting.  ([#61053](https://github.com/kubernetes/kubernetes/pull/61053), [@andrewsykim](https://github.com/andrewsykim))

- Fix bug in JSON path parser where an error occurs when a range is empty ([#95933](https://github.com/kubernetes/kubernetes/pull/95933), [@brianpursley](https://github.com/brianpursley)) [SIG API Machinery]

sNameRegex","erasNarrowRegex","erasParse","_eraYearOrdinalRegex","eraYearOrdinalParse","isoWeekYear","_dayOfMonthOrdinalParse","_ordinalParse","_dayOfMonthOrdinalParseLenient","getSetDayOfMonth","getSetMinute","getSetMillisecond","getSetSecond","parseMs","proto","preParsePostFormat","time","formats","isCalendarSpec","sod","startOf","calendarFormat","asFloat","that","zoneDelta","endOf","startOfDate","isoWeekday","inputString","postformat","withoutSuffix","humanize","fromNow","toNow","invalidAt","...

* In case kubeadm can't access the current Kubernetes version remotely and fails to parse the git-based version it falls back to a static predefined value of k8s.io/kubernetes/cmd/kubeadm/app/constants.CurrentKubernetesVersion. ([#72454](https://github.com/kubernetes/kubernetes/pull/72454), [@rojkov](https://github.com/rojkov))

* Fixed log fallback termination messages when using docker with journald log driver ([#52503](https://github.com/kubernetes/kubernetes/pull/52503), [@joelsmith](https://github.com/joelsmith))
* falls back to parse Docker runtime version as generic if not semver ([#54040](https://github.com/kubernetes/kubernetes/pull/54040), [@dixudx](https://github.com/dixudx))

* Fix kubelet start failure issue on Azure Stack due to InstanceMetadata setting ([#74936](https://github.com/kubernetes/kubernetes/pull/74936), [@rjaini](https://github.com/rjaini))
* fix parse devicePath issue on Azure Disk ([#74499](https://github.com/kubernetes/kubernetes/pull/74499), [@andyzhangx](https://github.com/andyzhangx))

* Upgrade to etcd client 3.3.17 to fix bug where etcd client does not parse IPv6 addresses correctly when members are joining, and to fix bug where failover on multi-member etcd cluster fails certificate check on DNS mismatch ([#83968](https://github.com/kubernetes/kubernetes/pull/83968), [@jpbetz](https://github.com/jpbetz))...

pkg testing, type TB interface, Skipf(string, ...interface{})
pkg testing, type TB interface, Skipped() bool
pkg testing, type TB interface, unexported methods
pkg text/template, method (Template) Copy() *parse.Tree
pkg text/template/parse, method (*Tree) Copy() *Tree
pkg time, method (*Time) UnmarshalBinary([]uint8) error
pkg time, method (*Time) UnmarshalText([]uint8) error
pkg time, method (Time) MarshalBinary() ([]uint8, error)