FW:  Bring Transparency to Tablet UI {WIP}

This should bring Transparency settings to TabletUI.

Unfortunately, something isn't quite right here.  Need
Roman to look at it.

Change-Id: I89b4e97f70af2e9ef5245524c7bd765293ef044b
Signed-off-by: Zaphod <mwilson@acesappraisal.com>

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/tablet/TabletStatusBar.java