[RELEASE] Release of TYPO3 6.2.9

Change-Id: Ic2992ee3e513ffe74d6ba55d8d1fafbb9783ad36
Reviewed-on: http://review.typo3.org/35228
Reviewed-by: TYPO3 Release Team <typo3v4@typo3.org>
Tested-by: TYPO3 Release Team <typo3v4@typo3.org>