Changelog (v5.1.0-RC1...v5.1.0-RC2)
- bug #36943 Fix MicroKernelTrait for php 8 (derrabus)
- bug #36938 Don't call method_exists() with non-objects. (derrabus)
- bug #36936 don't use abstract methods in MicroKernelTrait, their semantics changed in PHP 8 (nicolas-grekas)