[RELEASE] Add v13 support

Thanks Alex!

Support for TYPO3 v12 + Symfony 7

Merge pull request #17 from alexanderschnitzler/main

Allow installation with symfony v7 packages

[RELEASE] Add PHP 8.x support

Merge pull request #14 from RostyslavMatviyiv/master

[TASK] Support php 8.1

[RELEASE] Compatibility with TYPO3 v9 + v10 + v11

Merge pull request #13 from RostyslavMatviyiv/master

[TASK] Migrate to TYPO3 11

[RELEASE] Compatibility with TYPO3 v9 + v10

Removed support for TYPO3 v8 and lower.

[RELEASE] Hardening logic of YAML structures

Merge pull request #11 from NamelessCoder/hotfix/allow-empty-data-sets

[BUGFIX] Ignore empty data sets

[RELEASE] Add feature to update records with "uid"

Merge pull request #9 from NamelessCoder/feature/update-mode

[FEATURE] Add "update" mode

[RELEASE] Add compatibility for PHP 7.4

Merge pull request #8 from syzygy-germany/master

[TASK] Mark compatibility to php 7.4

[RELEASE] Compatible with TYPO3 v9 + allow imports of files

This releases adds compatibility with TYPO3 v9, and allows to specify file imports like in TYPO3 RST files.

In addition, PHP 7.3 is now officially supported.

Compatibility with TYPO3 v7.6

This release adds compatibility for TYPO3 v7.6 LTS.