Tags

Tags give the ability to mark specific points in history as being important

* [FEATURE] Add support for IntlDateFormatter
* [TASK] Add support for TYPO3 v12

* [FEATURE] Add PHP v8 support
* [FEATURE] Add deployer v7 support

[BUGFIX] Check for TYPO3_MODE for support of versions < v10

* [FEATURE] Use PSR-14 event listener in TYPO3 >= v10
* [FEATURE] Add v11 support

Fix paths to custom deployment file and deployer file

* [BUGFIX] Use correct FQCN (thx to Albrecht Köhnlein)

[BUGFIX] Use project root in TYPO3 v8, as PATH_site lead to doc root.

Remove wrong value in composer.json and extend documentation