Merge pull request #1145 from reitermarkus/module-function

Library/Homebrew/.rubocop_todo.yml

Library/Homebrew/build_environment.rb

Library/Homebrew/cmd/--cache.rb

Library/Homebrew/cmd/--cellar.rb

Library/Homebrew/cmd/--env.rb

Library/Homebrew/cmd/--prefix.rb

Library/Homebrew/cmd/--repository.rb

Library/Homebrew/cmd/--version.rb

Library/Homebrew/cmd/analytics.rb

Library/Homebrew/cmd/cat.rb

Library/Homebrew/cmd/cleanup.rb

Library/Homebrew/cmd/command.rb

Library/Homebrew/cmd/commands.rb

Library/Homebrew/cmd/config.rb

Library/Homebrew/cmd/deps.rb

Library/Homebrew/cmd/desc.rb

Library/Homebrew/cmd/diy.rb

Library/Homebrew/cmd/doctor.rb

Library/Homebrew/cmd/fetch.rb

Library/Homebrew/cmd/gist-logs.rb