MrtdMrzChecksumValidator
class MrtdMrzChecksumValidator(checksumRanges: List<MrtdMrzChecksumValidator.Range>, checksumDigitIndex: Int)
Validates that a data field in Machine Readable Zone (MRZ) was scanned and OCRed correctly from an ICAO Machine-readable Travel Document (MRTD).
See ICAO Spec for details.