SystemUI: fix double tap to sleep not working with secure lock screen

Double tap to sleep on status bar would only work on secure lockscreens if the
slider brightness control was enabled.

Signed-off-by: Chet Kener <Cl3Kener@gmail.com>
[Base]: recents panel clear all button tweaks

- Show or hide recents button
- Place the button in top right or left

@cristianomatos

Signed-off-by: Chet Kener <Cl3Kener@gmail.com>

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

Signed-off-by: Chet Kener <Cl3Kener@gmail.com>