[FEATURE] Add custom File Data Handler among other, follow up patch of Vidi

@see http://review.typo3.org/32606

The patch also restore the change storage feature.

Change-Id: I46e95cbd6c5d4841ff4e614364f52ae4c5e26e3b
Releases: 3.0
Resolves: #61455
Reviewed-on: http://review.typo3.org/32654
Reviewed-by: Fabien Udriot <fabien.udriot@ecodev.ch>
Tested-by: Fabien Udriot <fabien.udriot@ecodev.ch>