Update devDependencies (#30807)

* eslint                        ^6.8.0  →   ^7.0.0
* eslint-plugin-unicorn        ^19.0.1  →  ^20.0.0
* karma-jasmine-html-reporter   ^1.5.3  →   ^1.5.4
* lockfile-lint                 ^4.2.2  →   ^4.3.4
* rollup                        ^2.9.1  →  ^2.10.0

Update punctuation (#30757)

Co-authored-by: XhmikosR <xhmikosr@gmail.com>

Partially Revert "Use regex.test() when we want to check for a Boolean. (#29969)" (#30770)

This partially reverts commit 9c2b9ac74d4abb5ec8b7864054315de3409d5f3a.

capital at start of sentence (#30804)

Co-authored-by: XhmikosR <xhmikosr@gmail.com>

Bump version to 5.0.0-alpha1 (#29925)

Also add v4.5.0 in versions and keep README.md pointing to v4.5.0 so that there are no broken stuff.

Dist (#30694)

Fix .browserslistrc file name in docs (#30800)

Bump hugo-bin from 0.57.2 to 0.58.0 (#30787)

Bumps [hugo-bin](https://github.com/fenneclab/hugo-bin) from 0.57.2 to 0.58.0.
- [Release notes](https://github.com/fenneclab/hugo-bin/releases)
- [Commits](https://github.com/fenneclab/hugo-bin/compare/v0.57.2...v0.58.0)

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Bump rollup from 2.8.0 to 2.9.1 (#30789)

Bumps [rollup](https://github.com/rollup/rollup) from 2.8.0 to 2.9.1.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v2.8.0...v2.9.1)

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Bump bundlewatch from 0.2.6 to 0.2.7 (#30785)

Bumps [bundlewatch](https://github.com/bundlewatch/bundlewatch) from 0.2.6 to 0.2.7.
- [Release notes](https://github.com/bundlewatch/bundlewatch/releases)
- [Commits](https://github.com/bundlewatch/bundlewatch/compare/v0.2.6...v0.2.7)

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Bump karma from 5.0.4 to 5.0.5 (#30786)

Bumps [karma](https://github.com/karma-runner/karma) from 5.0.4 to 5.0.5.
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](https://github.com/karma-runner/karma/compare/v5.0.4...v5.0.5)

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Bump linkinator from 2.1.0 to 2.1.1 (#30788)

Bumps [linkinator](https://github.com/JustinBeckwith/linkinator) from 2.1.0 to 2.1.1.
- [Release notes](https://github.com/JustinBeckwith/linkinator/releases)
- [Commits](https://github.com/JustinBeckwith/linkinator/compare/v2.1.0...v2.1.1)

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style: removes space (#30782)

coverage: ignore node_modules

Bump karma-coverage-istanbul-reporter from 2.1.1 to 3.0.2

Bumps [karma-coverage-istanbul-reporter](https://github.com/mattlewis92/karma-coverage-istanbul-reporter) from 2.1.1 to 3.0.2.
- [Release notes](https://github.com/mattlewis92/karma-coverage-istanbul-reporter/releases)
- [Changelog](https://github.com/mattlewis92/karma-coverage-istanbul-reporter/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mattlewis92/karma-coverage-istanbul-reporter/compare/v2.1.1...v3.0.2)

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Add a test about the scrollbar issue on non-integer width

Avoid bad scrollbar replacement into width values

Update codeql.yml (#30777)

Remove moot fail-fast option

Improve build/zip-examples.js (#30759)

* remove favicons meta tags
* copy the two brand images we use in the examples
* opy dist and brand images into an assets folder

Add missing closing `div` tags (#30775)

Missed those in 967e607

Removed role="document" from the modal dialog (#30755)

package.json: reuse the existent karma script (#30758)

README.md: change Tests badge to point to master (#30765)

Add a param shortcode to work around the escaped characters in hashes

Use `safeHTMLAttr` in the `integrity` attributes.

Revert "Avoid bad scrollbar replacement into width values (#30690)"

This reverts commit 85c4788dedfdec7d681829e3a52ada0c33f8fa8e.

Update rollup to v2.8.0 and regenerate package-lock.json (#30749)

tests: streamline HTML end tags (#30648)

Fix typo (#30745) (#30746)

Use possessive form of it

(cherry picked from commit d63b651f3708e878814d4c98dd85a759f80fefc4)

Co-authored-by: Quy <quy@fluxbb.org>

add unit tests to ensure our plugins works in jquery

ensure build plugins can exit in error (#30744)

Co-authored-by: XhmikosR <xhmikosr@gmail.com>

enforce element check on scrollspy target (#30747)

BrowserStack: test Edge 16 too (#30725)

build-plugins.js: add missing shebang (#30743)

Regenerate package-lock.json (#30741)

Fix form file height (#30699)

Bump @babel/plugin-proposal-object-rest-spread from 7.9.5 to 7.9.6 (#30737)

Bumps [@babel/plugin-proposal-object-rest-spread](https://github.com/babel/babel) from 7.9.5 to 7.9.6.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/compare/v7.9.5...v7.9.6)

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Bump @babel/core from 7.9.0 to 7.9.6 (#30736)

Bumps [@babel/core](https://github.com/babel/babel) from 7.9.0 to 7.9.6.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/compare/v7.9.0...v7.9.6)

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Bump stylelint-config-twbs-bootstrap from 2.0.1 to 2.0.2 (#30735)

Bumps [stylelint-config-twbs-bootstrap](https://github.com/twbs/stylelint-config-twbs-bootstrap) from 2.0.1 to 2.0.2.
- [Release notes](https://github.com/twbs/stylelint-config-twbs-bootstrap/releases)
- [Commits](https://github.com/twbs/stylelint-config-twbs-bootstrap/compare/v2.0.1...v2.0.2)

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Revert "Update karma.conf.js"

This reverts commit b8abded0afe78519c4c2a185d30e8cf245ed243f.

Revert "Update karma-browserstack-launcher to v1.5.2."

This reverts commit 56190d04dd3f52b27547537e8d80dd632ad495dc.

Bump karma from 5.0.2 to 5.0.4 (#30734)

Bumps [karma](https://github.com/karma-runner/karma) from 5.0.2 to 5.0.4.
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](https://github.com/karma-runner/karma/compare/v5.0.2...v5.0.4)

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Bump node-sass from 4.14.0 to 4.14.1 (#30733)

Bumps [node-sass](https://github.com/sass/node-sass) from 4.14.0 to 4.14.1.
- [Release notes](https://github.com/sass/node-sass/releases)
- [Changelog](https://github.com/sass/node-sass/blob/master/CHANGELOG.md)
- [Commits](https://github.com/sass/node-sass/compare/v4.14.0...v4.14.1)

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Bump @babel/preset-env from 7.9.5 to 7.9.6 (#30732)

Bumps [@babel/preset-env](https://github.com/babel/babel) from 7.9.5 to 7.9.6.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/compare/v7.9.5...v7.9.6)

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Bump terser from 4.6.12 to 4.6.13 (#30730)

Bumps [terser](https://github.com/terser/terser) from 4.6.12 to 4.6.13.
- [Release notes](https://github.com/terser/terser/releases)
- [Changelog](https://github.com/terser/terser/blob/master/CHANGELOG.md)
- [Commits](https://github.com/terser/terser/compare/v4.6.12...v4.6.13)

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Bump linkinator from 2.0.6 to 2.1.0 (#30729)

Bumps [linkinator](https://github.com/JustinBeckwith/linkinator) from 2.0.6 to 2.1.0.
- [Release notes](https://github.com/JustinBeckwith/linkinator/releases)
- [Commits](https://github.com/JustinBeckwith/linkinator/compare/v2.0.6...v2.1.0)

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Bump rollup from 2.7.3 to 2.7.6 (#30728)

Bumps [rollup](https://github.com/rollup/rollup) from 2.7.3 to 2.7.6.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v2.7.3...v2.7.6)

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Move babel whitelist helpers to a common file (#30723)

Update karma-browserstack-launcher to v1.5.2.

Update karma.conf.js

Use the recommended karma-browserstack-launcher settings

build/build-plugins.js: add missing catch (#30722)

scrollspy.js: remove temporary variable (#30724)

Clean up lint rules (#30721)

* Remove unneeded rule suppression
* Format tests/unit/.eslintrc.json
* build/.eslintrc.json: add strict for consistency

Update codeql.yml (#30719)

Remove `pull_request` event since it's not supported.

Update CSS variables docs to clarify usage and intent

Finish up creating your own components docs

Update function names in migration, clarify tints and shades are Sass variables

Remove mentions of Bootstrap 4 in a few places, replacing with updated guidance where appropriate

 search.js: make the check for URL stricter  (#30695)

v5: Unify spacing across components (#30564)

Co-Authored-By: Martijn Cuppens <martijn.cuppens@gmail.com>

Avoid bad scrollbar replacement into width values (#30690)

Remove borders from iframes by default (#30620)

[type=radio] should always be rounded (#30686)

Add a script to zip the built examples (#30130)

`<pre>`: Disable auto-hiding scrollbar in legacy Edge (#30685)

Disable auto-hiding scrollbar in legacy Edge to avoid overlap, making it impossible to interact with the content.

masthead-followup: Add missing traling slash (#30681)

Update codeql.yml (#30679)

* run the action on PRs too
* specify `javascript` language
* remove comments
* reindent

Move codeql.yml one dir up (#30677)

Add CodeQL Analysis workflow (#30676)

Co-authored-by: XhmikosR <xhmikosr@gmail.com>

Update config.yml (#30671)

Drop closest from SelectorEngine (#30653)

Co-authored-by: XhmikosR <xhmikosr@gmail.com>

CI: remove no longer needed steps (#30674)

The latest `actions/setup-node` prints this info by default

Regenerate package-lock.json (#30673)

Bump find-unused-sass-variables from 1.0.5 to 2.0.0 (#30672)

Bumps [find-unused-sass-variables](https://github.com/XhmikosR/find-unused-sass-variables) from 1.0.5 to 2.0.0.
- [Release notes](https://github.com/XhmikosR/find-unused-sass-variables/releases)
- [Commits](https://github.com/XhmikosR/find-unused-sass-variables/compare/v1.0.5...v2.0.0)

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Bump eslint-plugin-unicorn from 18.0.1 to 19.0.1 (#30663)

* Bump eslint-plugin-unicorn from 18.0.1 to 19.0.1

Bumps [eslint-plugin-unicorn](https://github.com/sindresorhus/eslint-plugin-unicorn) from 18.0.1 to 19.0.1.
- [Release notes](https://github.com/sindresorhus/eslint-plugin-unicorn/releases)
- [Commits](https://github.com/sindresorhus/eslint-plugin-unicorn/compare/v18.0.1...v19.0.1)

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* ESlint: disable a few new rules for now.

* unicorn/no-fn-reference-in-iterator
* unicorn/no-null

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Bump postcss-cli from 7.1.0 to 7.1.1 (#30670)

Bumps [postcss-cli](https://github.com/postcss/postcss-cli) from 7.1.0 to 7.1.1.
- [Release notes](https://github.com/postcss/postcss-cli/releases)
- [Changelog](https://github.com/postcss/postcss-cli/blob/master/CHANGELOG.md)
- [Commits](https://github.com/postcss/postcss-cli/compare/7.1.0...7.1.1)

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Bump hugo-bin from 0.57.0 to 0.57.2 (#30668)

Bumps [hugo-bin](https://github.com/fenneclab/hugo-bin) from 0.57.0 to 0.57.2.
- [Release notes](https://github.com/fenneclab/hugo-bin/releases)
- [Commits](https://github.com/fenneclab/hugo-bin/compare/v0.57.0...v0.57.2)

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Bump rollup from 2.6.1 to 2.7.3 (#30666)

Bumps [rollup](https://github.com/rollup/rollup) from 2.6.1 to 2.7.3.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v2.6.1...v2.7.3)

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Bump node-sass from 4.13.1 to 4.14.0 (#30667)

Bumps [node-sass](https://github.com/sass/node-sass) from 4.13.1 to 4.14.0.
- [Release notes](https://github.com/sass/node-sass/releases)
- [Changelog](https://github.com/sass/node-sass/blob/master/CHANGELOG.md)
- [Commits](https://github.com/sass/node-sass/compare/v4.13.1...v4.14.0)

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Bump terser from 4.6.11 to 4.6.12 (#30664)

Bumps [terser](https://github.com/terser/terser) from 4.6.11 to 4.6.12.
- [Release notes](https://github.com/terser/terser/releases)
- [Changelog](https://github.com/terser/terser/blob/master/CHANGELOG.md)
- [Commits](https://github.com/terser/terser/compare/v4.6.11...v4.6.12)

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Bump shelljs from 0.8.3 to 0.8.4 (#30665)

Bumps [shelljs](https://github.com/shelljs/shelljs) from 0.8.3 to 0.8.4.
- [Release notes](https://github.com/shelljs/shelljs/releases)
- [Changelog](https://github.com/shelljs/shelljs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/shelljs/shelljs/compare/v0.8.3...v0.8.4)

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Prevent list group style leaks (#30660)

Fill in some unusedcss section links

Update CSS variables docs

- Rename available vars section to root vars and mention they're globally available
- Add new component vars section and link to table docs for WIP example

Include code snippet for lean JS section

Add example of a custom component using docs callouts

Update shortcode usage

wordsmithing

pull in latest from old theming page

Use scss-docs for color maps

Add more context to customizing components

Add overview intro to the Customize section

Rewrite Theming docs as Customize section

- Broke up existing theming page into separate pages
- Audited and updated each new docs page (some pages include some TBD sections)
- Update sidenav to reflect changes
- Fix links that pointed to the old Theming page
- Update docs styles to reflect recent changes
- Rewrite some bits in the Migration page

Create a new table shortcode so we can easily add Bootstrap table classes to Markdown tables

Rename variables for brevity

- Rename `$enable-prefers-reduced-motion-media-query` to `$enable-reduced-motion`
- Rename `$enable-pointer-cursor-for-buttons` to `$enable-button-pointers`

Remove existing Theming page as we build out a new Customize section

Remove caret element (#30633)

Update table docs copy

Co-Authored-By: Mark Otto <markd.otto@gmail.com>

Customizable table group seperator colors

Add bs prefix