Merge pull request #2679 from MikeMcQuaid/parallel-rubocop

Library/Homebrew/cask/lib/hbc/system_command.rb

Library/Homebrew/cmd/deps.rb

Library/Homebrew/cmd/help.rb

Library/Homebrew/cmd/link.rb

Library/Homebrew/cmd/style.rb

Library/Homebrew/cmd/uses.rb

Library/Homebrew/compat/utils.rb

Library/Homebrew/constants.rb

Library/Homebrew/cxxstdlib.rb

Library/Homebrew/descriptions.rb

Library/Homebrew/dev-cmd/audit.rb

Library/Homebrew/dev-cmd/bottle.rb

Library/Homebrew/dev-cmd/edit.rb

Library/Homebrew/dev-cmd/tests.rb

Library/Homebrew/extend/string.rb

Library/Homebrew/formula_cellar_checks.rb

Library/Homebrew/formula_installer.rb

Library/Homebrew/keg.rb

Library/Homebrew/language/haskell.rb

Library/Homebrew/os/mac.rb