Revert "[1/2] Frameworks: Optional statusbar battery icons"

This reverts commit 9a8862df28214a165b6587970158d6328461221f.

Conflicts:
	core/java/android/provider/Settings.java
	packages/SystemUI/res/values/styles.xml
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettings.java
Revert "Revert "Add Battery Styles the new way…""

This reverts commit 6911b44ce138689bdabfde2bb2b566f5204d7726.

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettings.java
Revert "Revert "Fix battery icon with percentage showing "!" and percentage only color when under 14%""

This reverts commit 882eeb597c596cee05016cb1c5fc97970f61633c.
Revert "Revert "fb: show percentage on icon in bold and use for""

This reverts commit cfbb987b212a39ccdf4ace5f8d823959f4fadc2e.
Revert "Revert "fb: fix rounding issues and take density into account""

This reverts commit d0c20864e62f7f52f9a73d6e6261dd941eb1ad60.