Revert "Bring back the status bar activity indicators for mobile data and wifi"

This reverts commit 9f98004df41fcfe609848b71a81afe20dc53ca63.
Bring back the status bar activity indicators for mobile data and wifi

Google were nice enough to create xxhdpi drawables for us before removing them.

Reverts "Remove signal/wifi activity indicator icon overlays."

This reverts commit fcc901c10bffdfb9c6b31e676dec36b47d949979.

Change-Id: I7aa85f7c8442c45d17e42cac7823dfe93e3f24c1
Display options: allow configuration of wake on plug

Conflicts:
	services/java/com/android/server/power/PowerManagerService.java

Change-Id: Ic17e478815361029c874ae5bcfc74020e570e67f
Power connect/disconnect notification

Conflicts:
	packages/SystemUI/src/com/android/systemui/power/PowerUI.java

Change-Id: I3274054f6e16ff0b6b03ccc3c7bf3b3bb417ab3d
Power connect/disconnet notification: add missing intent broadcast for ACTION_POWER_CONNECTED

fix the sound/vibration when plugged in
reference change: https://github.com/rascarlo/android_frameworks_base/commit/e9a5c9576bfa9dde3dab9660787f6202c7bedc07