Add touch feedback to the clear all recents button

5 minutes of Photoshop™.

Change-Id: Idf8c97cf08a192605208cbee6f2ae41e0798e8d1

Conflicts:
	packages/SystemUI/res/layout-land/status_bar_recent_panel.xml
	packages/SystemUI/res/layout/status_bar_recent_panel.xml
App sidebar (1/2)

Change-Id: I2bf386f85c0b5bd7dfb35be115dcb62671ce2907
App sidebar: floating window

long click to launch app in floating window

Change-Id: I9b5df1cceb2314ee0f8727136c007c481346a264
App sidebar: some adjustments
- Cleanup
- fix disappearing appbar on changing appbar position
- may fix endless FC on changing appbar contents

Change-Id: I2e94290dc128447f0da8937eb5dc0ed10296a155

Conflicts:

	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
App sidebar: notify if app is not installed

better than force close

Change-Id: I9eebe1a3a4be2dad16ed9a8cff9c0694900d833d
[Base] Disbale LN by default

Change-Id: I9f0054dbcd5a7ba4f7b6b6ec903fbdfd86df17a8