Settings: removed "Status bar visible" expanded desktop setting for devices without navbar

On devices without navigation bar, expanded desktop is only useful
for hiding the status bar when the apps don't hide them.
"Status bar visible" setting is a no-op.

Change-Id: I16a31ec6e10c7ed11600e3b1a1d9b631f31af55e

Conflicts:

	res/values/arrays.xml
Settings: remove Pie control for devices without navbar

Change-Id: Ie0e8994436bce1848f540b50bd15bce77276808d

Conflicts:

	src/com/android/settings/cyanogenmod/SystemSettings.java
Settings: use checkbox for expanded desktop setting for devices without navbar

On those devices, there are only two settings an a checkbox would fit better.

Change-Id: I394736dacf7765f7fdda47d6d743d7479bd4de7e

Conflicts:

	res/values/arrays.xml
	src/com/android/settings/cyanogenmod/PowerMenu.java
Fix exception on rotation.

Change-Id: I6cc653db3397074fb1cd9aa12b06511ce2cc3c9d
JIRA:CYAN-731
SECURITY FIX: Fix package uids being reused between uninstall and reinstall of different packages.
Policies for older packages were being granted to the newly installed package that got the recyled uid.

Change-Id: I6c74cf6762e8da10e09d5cf5d94e9f826e47f24d