[TASK] Reformat all project-specific content to TYPO3.CMS CGL

The reason in doing so is just to be able to use automatic formatting in the IDE.

Review with care!
Relies softly on #110 which should be merged first.
Merge pull request #111 from cedricziel/applyCgl

[TASK] Reformat all project-specific content to TYPO3.CMS CGL