Settings: PL translations

Update and revert delete from http://review.cyanogenmod.org/#/c/56358/

PS2: Delete whitespace

PS3: Fixes

PS4/PS5/PS6: More fixes (thanks init0, Piotr)

Change-Id: Iaf3625654fd712058c614aa4535b718ad9fbc3a3
Signed-off-by: jereksel <jereksel@gmail.com>