Add testing framework component for independent usage

Resolves: #79025
Releases: master
Change-Id: I23cfd2ed42108d7d80ec776e778a1ac2d5293e55
Reviewed-on: https://review.typo3.org/50125


Reviewed-by: Oliver Hader <oliver.hader@typo3.org>
Tested-by: TYPO3com <no-reply@typo3.com>
Tested-by: Oliver Hader <oliver.hader@typo3.org>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>