[TASK] Raise submodule pointer

Change-Id: I69dde82e276fc9dbf44b82400f7e0743aa3ecf5c
Reviewed-on: https://review.typo3.org/20143
Reviewed-by: TYPO3 Release Team
Tested-by: TYPO3 Release Team
[RELEASE] Release of TYPO3 6.1.0rc1

Change-Id: I6c17a37eb743c935e2388b1c38d5141d4ccac888
Reviewed-on: https://review.typo3.org/20144
Reviewed-by: TYPO3 Release Team
Tested-by: TYPO3 Release Team
[TASK] Set TYPO3 version to 6.1-dev

Change-Id: Id17c8f8ba7d127f8f4fdc69df4efd64d67cecfda
Reviewed-on: https://review.typo3.org/20145
Reviewed-by: TYPO3 Release Team
Tested-by: TYPO3 Release Team