0.2.0

• Fix: Class name in README.md (#3), by @localheinz
• Enhancement: Implement FinalRule (#4), by @localheinz
• Fix: Remove test asserting that source classes are abstract or final (#5), by @localheinz
• Enhancement: Assert that source classes have integration tests (#6), by @localheinz
• Fix: Suggest to install library as development dependency (#7), by @williamrijksen
• Fix: Do not reuse test fixtures (#8), by @localheinz
• Fix: Use data providers in tests (#9), by @localheinz
• Fix: Test method names (#10), by @localheinz
• Enhancement: Update localheinz/php-cs-fixer-config (#12), by @localheinz
• Enhancement: Allow whitelisting of classes (#11), by @localheinz