[TASK] Cleanup inline documentation

Change-Id: I5c7aa0d4eff13f394a6478071dc2a7cf9264aef5
Reviewed-on: http://review.typo3.org/32162
Reviewed-by: Tim Lochmüller <tim@fruit-lab.de>
Tested-by: Tim Lochmüller <tim@fruit-lab.de>