Add PHPDoc
Update README.md refs #438: Update README.md
Merge branch 'develop' of gitlab.travail.jp:travail/php-Term-ANSIColor into develop
Merge branch 'develop' into feature/tidy-up-readme
Merge branch 'feature/tidy-up-readme' into develop refs #438: Update README.md
Merge branch 'develop' into 'master'

To release

Including the following changes:

* Composerized
* Tidy up `README.md`
Bump up the version refs #438: Update README.md
Add CHANGELOG.md refs #438: Update README.md
Merge branch 'release/v0.1.0' into 'master'

Release/v0.1.0

Release 0.1.0.