update RomControl overlay

Change-Id: I85b6fcfbeeadbcef551b075f53ac3ea81e80dff9
Signed-off-by: Dirk Rettschlag <dirk.rettschlag@gmail.com>
Merge branch 'kitkat' of https://github.com/AOKP/device_asus_grouper into kitkat
Update ROMControl overlay