[TASK] Make sysext filelist an extbase module

Currently the filelist module is not yet an extbase
module. To be able to adjust the module in the future
more easily the module will be based on extbase.

Releases: master
Resolves: #69083
Change-Id: I74884cd554272b68ab80509b7548647ff01632d6
Reviewed-on: http://review.typo3.org/42644


Reviewed-by: Carsten Bleicker <carsten@bleicker.de>
Tested-by: Carsten Bleicker <carsten@bleicker.de>
Reviewed-by: Daniel Goerz <ervaude@gmail.com>
Tested-by: Daniel Goerz <ervaude@gmail.com>
Reviewed-by: Stefan Neufeind <typo3.neufeind@speedpartner.de>
Tested-by: Stefan Neufeind <typo3.neufeind@speedpartner.de>