Merge pull request #5442 from Homebrew/dependabot/bundler/Library/Homebrew/vendor/unicode-display_width-1.4.1

Bump unicode-display_width from 1.4.0 to 1.4.1 in /Library/Homebrew/vendor

Bumps [unicode-display_width](https://github.com/janlelis/unicode-display_width) from 1.4.0 to 1.4.1.
- [Release notes](https://github.com/janlelis/unicode-display_width/releases)
- [Changelog](https://github.com/janlelis/unicode-display_width/blob/master/CHANGELOG.md)
- [Commits](https://github.com/janlelis/unicode-display_width/compare/v1.4.0...v1.4.1

)

Signed-off-by: dependabot[bot] <support@dependabot.com>

Bump i18n from 1.2.0 to 1.3.0 in /Library/Homebrew/vendor

build: Propagate entire ErrorDuringExecution

Fixes https://github.com/Homebrew/brew/issues/5427.

README: add igas, claui surname.

Allow incomplete downloads to be resumed even when server rejects HEAD requests

Formula-Cookbook.md: fix wording

hardware: tweak macOS CFLAGS.

- High Sierra and Sierra support Penryn CPUs.
- `-march` implies the relevant `-msse*` flags.

Add `brew vendor-gems` command.

Merge pull request #5434 from Homebrew/dependabot/bundler/Library/Homebrew/test/unicode-display_width-1.4.1

Bump unicode-display_width from 1.4.0 to 1.4.1 in /Library/Homebrew/test

Bump unicode-display_width from 1.4.0 to 1.4.1 in /docs

   * Some HTTP servers apparently support ranges but don't support HEAD.
   * This is a more realistic check anyway since the actual download request
     will use GET (not HEAD).
   * This fixes Homebrew/brew#5420.

This simplifies the process of vendoring gems given `Gemfile` or
`Gemfile.lock` changes.

Bumps [unicode-display_width](https://github.com/janlelis/unicode-display_width) from 1.4.0 to 1.4.1.
- [Release notes](https://github.com/janlelis/unicode-display_width/releases)
- [Changelog](https://github.com/janlelis/unicode-display_width/blob/master/CHANGELOG.md)
- [Commits](https://github.com/janlelis/unicode-display_width/compare/v1.4.0...v1.4.1

)

Signed-off-by: dependabot[bot] <support@dependabot.com>

Bumps [unicode-display_width](https://github.com/janlelis/unicode-display_width) from 1.4.0 to 1.4.1.
- [Release notes](https://github.com/janlelis/unicode-display_width/releases)
- [Changelog](https://github.com/janlelis/unicode-display_width/blob/master/CHANGELOG.md)
- [Commits](https://github.com/janlelis/unicode-display_width/compare/v1.4.0...v1.4.1

)

Signed-off-by: dependabot[bot] <support@dependabot.com>

hardware: use Nehalem flags on >= Sierra.

Bumps [i18n](https://github.com/svenfuchs/i18n) from 1.2.0 to 1.3.0.
- [Release notes](https://github.com/svenfuchs/i18n/releases)
- [Changelog](https://github.com/svenfuchs/i18n/blob/master/CHANGELOG.md)
- [Commits](https://github.com/svenfuchs/i18n/compare/v1.2.0...v1.3.0

)

Signed-off-by: dependabot[bot] <support@dependabot.com>

See https://en.wikipedia.org/wiki/MacOS_Sierra#System_requirements.

setup_build_environment: Set search path [Linux]

Resource, CurlDownloadStrategy: Deduplicate the curl HEAD requests

Cask: remove malware caveat

Set the header and library search path for Stdenv.
Fix brew test for Linux, which uses Stdenv.

docs/Maintainer-Guidelines: don't merge failing tests.

Bump i18n from 1.1.1 to 1.2.0 in /Library/Homebrew/vendor

Exclude subdirectories and specific files. This makes adding/removing files on newly vendored versions much easier.

Bumps [i18n](https://github.com/svenfuchs/i18n) from 1.1.1 to 1.2.0.
- [Release notes](https://github.com/svenfuchs/i18n/releases)
- [Changelog](https://github.com/svenfuchs/i18n/blob/master/CHANGELOG.md)
- [Commits](https://github.com/svenfuchs/i18n/compare/v1.1.1...v1.2.0

)

Signed-off-by: dependabot[bot] <support@dependabot.com>

README: remove JCount.

Merge pull request #5408 from Homebrew/dependabot/bundler/Library/Homebrew/vendor/concurrent-ruby-1.1.4

Bump concurrent-ruby from 1.1.3 to 1.1.4 in /Library/Homebrew/vendor

Fixes #5357

* Eliminates getting a new strategy instance via Resource methods
* only call resolve_url_basename_time once and store the time result as
an instance variable for reuse