Framework: Port notification drawer custom background (2/2)

Patchset 2
- one small correction

Change-Id: I017bf281426fbf3c5f0525dde81a43bef60c7193
Signed-off-by: scotthartbti <scott.hart.bti@gmail.com>

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
Framework: Add notification rows transparency (2/2)

Patchset 2+3
-rebased

Change-Id: Ifdca707989fe836a2a0b46869da808e0750494d8

Conflicts:
	core/java/android/provider/Settings.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
Frameworks: customizable slim lockscreen background (1/2)

- color fill (with transparency slider)
- custom image (with transparency slider)
- full transparent
- default

Conflicts:
	policy/src/com/android/internal/policy/impl/keyguard/KeyguardViewManager.java