[TASK] Enable clipboard by default

The clipboard is enabled by default now, which displays the copy /
cut / paste actions.

Resolves: #55950
Releases: master
Change-Id: If2410be70209530284ac370f0f987f155caf2e69
Reviewed-on: http://review.typo3.org/37046


Reviewed-by: Mathias Schreiber <mathias.schreiber@wmdb.de>
Tested-by: Mathias Schreiber <mathias.schreiber@wmdb.de>
Reviewed-by: Benjamin Kott <info@bk2k.info>
Tested-by: Benjamin Kott <info@bk2k.info>
Reviewed-by: Michael Oehlhof <typo3@oehlhof.de>
Tested-by: Michael Oehlhof <typo3@oehlhof.de>
Reviewed-by: Nicole Cordes <typo3@cordes.co>
Reviewed-by: Jigal van Hemert <jigal.van.hemert@typo3.org>
Tested-by: Jigal van Hemert <jigal.van.hemert@typo3.org>