# Changelog
All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [Unreleased]

## [1.0.1] - 2019-07-01
### Added
- Add EIN validator
- Add port section to docs

### Changed
- Remove duplicate 0 from isbn characters constant

## [1.0.0] - 2019-06-29
### Added
- Initial project version