SystemUI: add Settings.System toggle for quick-quick settings pulldown

SystemUI: fix right hand side gestures on lockscreen

Signed-off-by: Roman Birg <roman@cyngn.com>
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Change-Id: I4a36cf06bf252e5e15fe08fbd054dc64a0a507ae

Conflicts:
	packages/SystemUI/res/values/cm_strings.xml