[TASK] EXT:recordlist Uniform extension directory structure

Moved the code from the mod1 directory to the Modules/Recordlist directory.

Resolves: #68352
Releases: master
Change-Id: I72bb63b692b1ad9afa8e9ec02776df82b5665fe7
Reviewed-on: http://review.typo3.org/41709


Reviewed-by: Susanne Moog <typo3@susannemoog.de>
Tested-by: Susanne Moog <typo3@susannemoog.de>
Reviewed-by: Frank Nägler <frank.naegler@typo3.org>
Tested-by: Frank Nägler <frank.naegler@typo3.org>