b13/container 2.1.0

[RELEASE] 2.1.0 Add TYPO3 v12 Support

on PHP Packagist

What's Changed

• [BUGFIX] Fix typo by @ochorocho in #316
• [BUGFIX] Add array key fallback for PHP8 by @ochorocho in #315
• [TASK] Improve output of integrity command by @georgringer in #312
• [TASK] Add TYPO3 v12 Support by @achimfritz in #313
• fix php warning for tx_container_parent array by @dennismetz in #317
• [TASK] add v12 dependency to emconf by @achimfritz in #320
• [TASK] TYPO3 v12 Improvements by @achimfritz in #319

Full Changelog: 2.0.5...2.1.0