Merge pull request Homebrew#1894 from reitermarkus/appcast-checkpoint

Add internal command to calculate appcast checkpoint.

Merge pull request Homebrew#1806 from MikeMcQuaid/audit-virtualenv-se…

…tuptools

audit: check virtualenv and setuptools resource.

Merge pull request Homebrew#1768 from MikeMcQuaid/deprecate-homebrew-…

…versions-devel-only

Deprecate Homebrew/versions, Homebrew/devel-only.

Merge pull request Homebrew#1669 from vladshablinsky/fix_method_depre…

…cated

formulary: call tap not formula

Merge pull request Homebrew#1665 from Homebrew/revert-1592-runtime_de…

…pendencies

Revert "formula: runtime deps of build deps aren't runtime"

Merge pull request Homebrew#1661 from radex/patch-1

Fix typo

Merge pull request Homebrew#1573 from sorin-ionescu/fix-xcode-version…

…-comparison

Fix macOS version comparison

Merge pull request Homebrew#1522 from MikeMcQuaid/audit-one-previous-…

…commit

audit: only check previous formula version.

Merge pull request Homebrew#1455 from MikeMcQuaid/bump-minor-version

brew.sh: bump hardcoded minor version.

Merge pull request Homebrew#1392 from zmwangx/step-down

docs: remove zmwangx from the list of maintainers