SystemUI: Pull down QS if x > 70% width

Change-Id: Ic41d331e8f0166484b124e91a8ed8e904ff38edb

Conflicts:

	core/java/android/provider/Settings.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java

Conflicts:

	packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java