SystemUI: add equalizer tile

Shows the current visualizer of current
audio output of device.

Should not show up for remote-playing device, such
as Chromecasts.

Clicking the tile opens the current EQ app.

Change-Id: Id7d073699764eacbe1d769a18c249eb80feb2a88
Signed-off-by: Roman Birg <roman@cyngn.com>

Conflicts:
	packages/SystemUI/Android.mk
	packages/SystemUI/res/values/cm_strings.xml
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettingsController.java
Frameworks: fix equalizer tile

remove duplicated permission
modify qs layout

Change-Id: If31d9130044aee8ac6e660a404e30f35cb75ab84
add back permission for equalizer tile

Change-Id: I407b811cc18a785eebe7576229ec46a8357a096f