[1/2] Add battery level around unlock ring

Change-Id: Ia4dbc2335657c096c34349ec67c4adfec0aeb91b

Conflicts:
	core/java/com/android/internal/widget/multiwaveview/GlowPadView.java

Conflicts:
	core/java/com/android/internal/widget/multiwaveview/GlowPadView.java
Revert "[1/2] Add battery level around unlock ring"

This reverts commit 5ff8c53d7847345c5f4b42afc2ffc66833a6575e.