[RELEASE] Release of TYPO3 4.7.13

Change-Id: Ic2f442392d7e8bf6c49760ffefd46da5a3475e3a
Reviewed-on: https://review.typo3.org/22522
Reviewed-by: TYPO3 Release Team
Tested-by: TYPO3 Release Team
[TASK] Set TYPO3 version to 4.7.14-dev

Change-Id: I7a5fb1585d1ecb33b1ac2fea8df57ed0b9c0d835
Reviewed-on: https://review.typo3.org/22523
Reviewed-by: TYPO3 Release Team
Tested-by: TYPO3 Release Team