Improvements 🔧

• Faster result cache - analyse dependent files only if public-facing thing (like public or protected properties, methods, constants etc.) from changed file was changed (#314)
• Missing typehints: recurse into generic objects parameters (#306), thanks @dktapps!
• Updated nikic/php-parser to 4.9.1 (phpstan/phpstan-src@abf2d0f)
• Add option to check internal class capitalization (#313), thanks @Riimu!

Bugfixes 🐛

• Implemented checks for use of void return of yield (#309), #2873, thanks @dktapps!
• TypeNodeResolver: callable variadics are always optional (#310), #3815, #3326, thanks @dktapps!