core/SystemUI: EL translations

Change-Id: I0edd61befb6eada40cafac2057b90d29ddc96aa0
Revert "fb: fix and pimp custom lockscreen handle (1/2)"

This reverts commit 7f74c928e7c06988e81b0bac40b1101c04f0f59c.
Merge remote-tracking branch 'cm/cm-11.0' into kk