Update to current version.
Github-version contains several small
fixes / cleanups, so a current
checkout was used here.

Change-Id: I7ca66e6deb191c14ead7925769bd3a694b19bf10
Resolves: #42236
Releases: 4.6
Reviewed-on: http://review.typo3.org/16040
Reviewed-by: Dmitry Dulepov
Tested-by: Dmitry Dulepov

#9625: Integrate possibility to extend TCEforms palettes easily

git-svn-id: https://svn.typo3.org/TYPO3v4/Core/trunk@4368 709f56b5-9817-0410-a4d7-c38de5d9e867