gee-common: get rid of unneeded overlays
Add lightbulb overlay for app and core.

* Needed by device with flash, default flash availability is false.

Signed-off-by: Carlo Savignano <stevewatersy@gmail.com>
Merge branch 'kitkat' of https://github.com/AOSPA-legacy/android_device_lge_gee-common into kitkat