Electron Beam Fix

<bool name="config_animateScreenLights">false</bool>

Must be defined now to choose between the electron beam or fade out
in settings after http://review.cyanogenmod.org/#/c/54900/ was merged.

Change-Id: I95527478e02eb85c9859ce712b0ab919018f1f46
P51xx: Update Bluetooth permissions/restorecon

Make /dev/ttyO1 group-writable, add restorecon to two BT sysfs paths.

Change-Id: I15e5d6563da64c2da3c184dc587435612f7b7ac7