2.0.2

• Fix: Reference (#274), by @localheinz
• Build(deps-dev): Bump ergebnis/test-util from 0.9.0 to 0.9.1 (#276), by @dependabot-preview[bot]
• Build(deps-dev): Bump ergebnis/php-cs-fixer-config from 1.1.1 to 1.1.2 (#278), by @dependabot-preview[bot]
• Build(deps-dev): Bump ergebnis/phpstan-rules from 0.14.1 to 0.14.2 (#277), by @dependabot-preview[bot]
• Enhancement: Synchronize with ergebnis/php-library-template (#279), by @localheinz
• Fix: Bring back support for PHP 7.1 (#280), by @localheinz