Add back transparency to incoming call screen

Signed-off-by: Carlo Savignano <stevewatersy@gmail.com>
Fullscreen UI when in Incoming call based on CM

Also changed band color to semi-grey for kitkat ui

https://github.com/CyanogenMod/android_packages_apps_InCallUI/commit/ac82695e8d3b09aa91bbfde76c8eb38a30f6bdff

Change-Id: Ic7f80e8b320673e349b511f0845777a1eac5992c

Signed-off-by: anerikg <anerikgames@gmail.com>

Conflicts:
	res/values/colors.xml