v2.1.0

• Improve test suite and add .gitattributes to exclude dev files from exports.
  Add PHP 8 support, update to PHPUnit 9 and simplify test setup.
  (#12 by @clue and #13 and #14 by @SimonFrings)

v2.0.0

• Feature / BC break: Support interpreting hex and octal escape sequences
  (#8 by @clue)
• Feature / BC break: Support Unicode escape sequences
  (#9 by @clue)
• Feature / BC break: Throw UnclosedQuotesException on unbalanced quotes
  (#10 by @clue)

v1.0.0

• First tagged release, following SemVer