* add test intro for i18n

* update by issue

* update by issue

* Update i18n information
Co-authored-by: NSebastian Florek <sebastian.florek@kubermatic.com>

Kubernetes-specific technical terms have not been translated.

A minor translation issue that was introduced in a previous PR, which was
spotted after the PR was already merged has also been
corrected: "Network Policies" should *not* have been translated
as it's a Kubernetes-specific technical term.
Signed-off-by: NBenjamin P. Jung <headcr4sh@gmail.com>

* Add change language option. Move available languages to index.config. Make lang value in cookie the most important, then the env variable and the least important is the default browser header.

* Update zh translations based on helight suggestions.

* Refactor code and fix caching issue

* Small optimizations
Co-authored-by: NSebastian Florek <sebastian.florek@kubermatic.com>

Helm Chart: Fix chart-testing, upgrade ingress to networking.k8s.io/v1beta1, set metrics-provider=none if metrics scraper is not enabled. (#5691)

* Helm Chart: set metrics-provider=none if metrics scraper is not enabled.

* Helm CI: fix chart-testing-action configuration.

* Helm Chart: Switch Ingress from extensions/v1beta1 to networking.k8s.io/v1beta1. Requires kubernetes >= 1.14.0.

* update

* update

* update

* update: fix review issue

* Update helm stable repo

* Update .helm-chart-testing.yaml

* Update requirements.lock

* Update requirements.yaml

* Update helm-release-chart.sh

* Update digest and generated in requirements.lock

* Bump version to 2.8.3

* Bump helm/chart-testing-action to v2.0.1

Also, bump helm/kind-action to v1.1.0

* Bump desaintmartin/helm-kubeval-action to v1.0.2
Co-authored-by: NShu Muto <shu.mutow@nec.com>

* fix and update some words

* fix and update some words

* fix and update some words

* Bump metrics to 1.0.6

* Bump chart version

The issue of go-restful HTTP responses being gzipped twice has been fixed in v3.3.3.

* Sync pod status logic with kubectl and simplify API

* Fix unit tests

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 14.11.10 to 14.14.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)
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Bumps [ts-loader](https://github.com/TypeStrong/ts-loader) from 8.0.5 to 8.0.6.
- [Release notes](https://github.com/TypeStrong/ts-loader/releases)
- [Changelog](https://github.com/TypeStrong/ts-loader/blob/master/CHANGELOG.md)
- [Commits](https://github.com/TypeStrong/ts-loader/compare/v8.0.5...v8.0.6)
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Bumps [karma-firefox-launcher](https://github.com/karma-runner/karma-firefox-launcher) from 1.3.0 to 2.0.0.
- [Release notes](https://github.com/karma-runner/karma-firefox-launcher/releases)
- [Changelog](https://github.com/karma-runner/karma-firefox-launcher/blob/master/CHANGELOG.md)
- [Commits](https://github.com/karma-runner/karma-firefox-launcher/compare/v1.3.0...v2.0.0)
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To make go-restful as go module compatible, bump it from v2 to v3.

But v3.3.0 or later have issue that breaks http response body,
if the response has boolean value.
So use v3.2.0 for now.

Bumps [node-gyp](https://github.com/nodejs/node-gyp) from 7.1.1 to 7.1.2.
- [Release notes](https://github.com/nodejs/node-gyp/releases)
- [Changelog](https://github.com/nodejs/node-gyp/blob/master/CHANGELOG.md)
- [Commits](https://github.com/nodejs/node-gyp/compare/v7.1.1...v7.1.2)
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Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 14.11.8 to 14.11.10.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)
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Bumps [highlight.js](https://github.com/highlightjs/highlight.js) from 10.2.1 to 10.3.1.
- [Release notes](https://github.com/highlightjs/highlight.js/releases)
- [Changelog](https://github.com/highlightjs/highlight.js/blob/10.3.1/CHANGES.md)
- [Commits](https://github.com/highlightjs/highlight.js/compare/10.2.1...10.3.1)
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Bumps [lint-staged](https://github.com/okonet/lint-staged) from 10.4.0 to 10.4.2.
- [Release notes](https://github.com/okonet/lint-staged/releases)
- [Commits](https://github.com/okonet/lint-staged/compare/v10.4.0...v10.4.2)
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Bumps [zone.js](https://github.com/angular/angular/tree/HEAD/packages/zone.js) from 0.11.1 to 0.11.2.
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/master/packages/zone.js/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/zone.js-0.11.2/packages/zone.js)
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Bumps [@types/d3-scale](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/d3-scale) from 3.1.0 to 3.2.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/d3-scale)
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Bumps [@cypress/webpack-preprocessor](https://github.com/cypress-io/cypress) from 5.4.7 to 5.4.8.
- [Release notes](https://github.com/cypress-io/cypress/releases)
- [Changelog](https://github.com/cypress-io/cypress/blob/develop/.releaserc.base.js)
- [Commits](https://github.com/cypress-io/cypress/compare/@cypress/webpack-preprocessor-v5.4.7...@cypress/webpack-preprocessor-v5.4.8)
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Bumps [@cypress/webpack-preprocessor](https://github.com/cypress-io/cypress) from 5.4.6 to 5.4.7.
- [Release notes](https://github.com/cypress-io/cypress/releases)
- [Changelog](https://github.com/cypress-io/cypress/blob/develop/.releaserc.base.js)
- [Commits](https://github.com/cypress-io/cypress/compare/@cypress/webpack-preprocessor-v5.4.6...@cypress/webpack-preprocessor-v5.4.7)
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Bumps [cypress](https://github.com/cypress-io/cypress) from 5.3.0 to 5.4.0.
- [Release notes](https://github.com/cypress-io/cypress/releases)
- [Changelog](https://github.com/cypress-io/cypress/blob/develop/.releaserc.base.js)
- [Commits](https://github.com/cypress-io/cypress/compare/v5.3.0...v5.4.0)
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* Update dependencies and remove tslib leftovers

* Revert go package changes

* Update lint-staged config

* Update eslint config

* Remove redundant file

* Update dev docs

emicklei/go-restful v2.14.0 or later breaks http response body if it has boolean value.
See emicklei/go-restful#449

Bumps [@angular-devkit/build-angular](https://github.com/angular/angular-cli) from 0.1001.5 to 0.1001.7.
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Commits](https://github.com/angular/angular-cli/commits)
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Bumps [@angular/language-service](https://github.com/angular/angular/tree/HEAD/packages/language-service) from 10.1.4 to 10.1.6.
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/master/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/10.1.6/packages/language-service)
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This reverts commit b8659006.

Bumps [@angular-devkit/build-angular](https://github.com/angular/angular-cli) from 0.1001.4 to 0.1001.5.
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Commits](https://github.com/angular/angular-cli/commits)
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Use of the pipeline is complicated and requires different commands for sh and PowerShell. Simplify using jsonpath.

Use new functions instead of deprecated functions in angular/core/testing.
* TestBed.get -> TestBed.inject
* async -> waitForAsync

Also, fix some tests.