Customizable HW keys backlight and timeout

Change-Id: Ie9294252290bbf2aa54300e3fd932d505b5ca095
Signed-off-by: kecinzer <kecinzer@gmail.com>
Import translations from crowdin.net

Change-Id: Ic5bd79554a3bf322de180f58817e5fea02094010
Signed-off-by: Dirk Rettschlag <dirk.rettschlag@gmail.com>