[TASK] Add another sponsor to the manual.

Change-Id: I0001b06c6b45af6c419aa72c4e2b4ccecb06c22f
Reviewed-on: http://review.typo3.org/32199
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Tested-by: Oliver Klee <typo3-coding@oliverklee.de>