Revert "notification light clean up"

This reverts commit cc436ed6f778d418cfa493678069b4a40f670b09.
Revert "base: fix enable/disable of notification light"

This reverts commit aa547903d9e43b91679462945aa1e5b2b0599a40.
[2/2] Add support for custom LED colors notification
Originally from dvtonder (CyanogenMod)

Conflicts:
	core/java/android/provider/Settings.java
	core/res/res/values/euclidean_symbols.xml