Add home as up in launcher settings

Change-Id: I29b88626c9ccadb1de6a8d962dabc36f2608a571
Add smart folder

Change-Id: If279aea06479eacd0df91bfe8ad0185abf02d41e
Add App Drawer Gesture to go back to homescreen

Change-Id: Ib9ef78fded24a0acf5d80d1b88e54239be006b72