[FEATURE] Add stdWrap functionality to page.headTag

The option page.headTag has stdWrap properties
added.

Resolves: #22086
Releases: master
Change-Id: I397bb0c82b350b31ab85fbcb7d83070036db20b8
Reviewed-on: http://review.typo3.org/35481
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>