- Added 'Hooks' section to diagnostics command output.
- TW-1309 memory error, if misconfigured calendar.details.report (thanks to Onion).
- The ::capture_first method now returns a pointer to the new branch.
- Updated all L10N language/country references to use ISO 639-3 (language) and ISO 3166-1 alpha 3 (country) codes. - Note that holiday files are not updated.