[1/2] Base: add support Tinted System bar

thanks to ChameleonOs and Thinking Bridge for the base code
also thanks to @MuhammadAG for Actionbar implementation (Xposed-Tinted-Status-Bar)

this allow statusbar an navigationbar background to follow color from Top and Bottom of application

see https://plus.google.com/107971916147063794392/posts/Eaqn5UAvKDt

as bonus, we can call blurbackground from here too :)

PS.6 :
   performance increase
   fix stability
   fix tinted statusbar cant turn off
   fix activity loading

PS.7 :
   improve performance
   smooth color change
   add more option xD

PS.8 :
   more stability
   improve color animation

PS.9 :
   fix FC some apps

Change-Id: I40f533dd404a02e10a85fed78123c60ffd51f387

Conflicts:

	packages/SystemUI/src/com/android/systemui/BatteryPercentMeterView.java