Revert "LockScreen Style Tryout #1"

This reverts commit 4bd8cfb0d33b109d2b0a07ddeb6d395608dd12b5.
FW: Give user the option to use new Recents or Stock (1/2)

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

Change-Id: I5d1ef487dcd7b5bbff964cb4ea8134d5c70e6077