Rework DCC [1/2]

Inspired of Liquidsmooth implementation : https://github.com/LiquidSmooth/android_frameworks_base/commit/f3b27c534a22d7db7eb5736e830db2ab8073efed
Credit and thanks for their work on statusbar icons color.
This also fix battery icons color not changing.

Change-Id: I665de2a7db78710a4d668fe996f123319ec5a0e3