Framework: Add Recents Ram Bar

Patchsets
 cleanup whitespace

Patchset 8:
- fixed gapp between recents apps and bottom
- add click action to running processes
- minor changes

cheers

Change-Id: I2034fc3d803fcbd905b9e2d7ffec0f4e4ed9f041

Conflicts:
	core/java/android/provider/Settings.java
	packages/SystemUI/res/values/strings.xml