Revert "Never load launcher on long press recents"

This reverts commit 4db06201f177fff25252c6ba915410dbaeded81d.
Revert "Long press recents to switch to last app"

This reverts commit 1be0f0333ab99dfb807440c83be8e22c0f0a6a21.

Conflicts:

	core/java/android/provider/Settings.java

Change-Id: I8b70f0afdd4048aace11c20e0644d1e511023491
Signed-off-by: arham jamal <arhamjamal@gmail.com>