Clear Recent Apps (From NavBar)

Original author: TheMrcool212

this is not using cm's clear recents way, cm uses a button to clear recents but mrcool coded like pa's way at kk based pa roms so navbar recents button turns to clear all button when you open recents menu.

Conflicts:
	packages/SystemUI/src/com/android/systemui/recents/RecentsActivity.java
	packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
	packages/SystemUI/src/com/android/systemui/recents/views/TaskStackView.java
	packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

Change-Id: I4e44e827854b3b5be5e338b25935fe66ef11caa1
Framework: Add enabler for Navbar Recents

Conflicts:
	core/java/android/provider/Settings.java

Conflicts:
	core/java/android/provider/Settings.java

Change-Id: I9ea455a4d67c55fc7a7b648121379a7ea3e1e1ce