Merge pull request #2268 from reitermarkus/cask-spec-metadata

Library/Homebrew/cask/spec/cask/accessibility_spec.rb

Library/Homebrew/cask/spec/cask/artifact/alt_target_spec.rb

Library/Homebrew/cask/spec/cask/artifact/app_spec.rb

Library/Homebrew/cask/spec/cask/artifact/binary_spec.rb

...Homebrew/cask/spec/cask/artifact/generic_artifact_spec.rb

...Homebrew/cask/spec/cask/artifact/nested_container_spec.rb

Library/Homebrew/cask/spec/cask/artifact/pkg_spec.rb

...Homebrew/cask/spec/cask/artifact/postflight_block_spec.rb

.../Homebrew/cask/spec/cask/artifact/preflight_block_spec.rb

Library/Homebrew/cask/spec/cask/artifact/suite_spec.rb

...Homebrew/cask/spec/cask/artifact/two_apps_correct_spec.rb

...mebrew/cask/spec/cask/artifact/two_apps_incorrect_spec.rb

...Homebrew/cask/spec/cask/artifact/uninstall_no_zap_spec.rb

Library/Homebrew/cask/spec/cask/artifact/uninstall_spec.rb

Library/Homebrew/cask/spec/cask/artifact/zap_spec.rb

Library/Homebrew/cask/spec/cask/audit_spec.rb

Library/Homebrew/cask/spec/cask/cask_spec.rb

Library/Homebrew/cask/spec/cask/cli/audit_spec.rb

Library/Homebrew/cask/spec/cask/cli/cat_spec.rb

Library/Homebrew/cask/spec/cask/cli/cleanup_spec.rb