Rework DCC [2/2]

Credit and thanks for their work on statusbar icons color : https://github.com/LiquidSmooth/android_packages_apps_Settings/commit/35c993d6fb85f7f99b351c56c6c7a0265bdd9076
This add back battery color changer.

Change-Id: Ia82cbcd08857a80d69fac165c34fe6b058e4b26f