Settings: Expanded desktop mode (2/2)

this commit adds expanded desktop mode. You can decide if only
navigation bar, only status bar or both are hidden when expanded
desktop was activated.

This commit also sorts the entries a bit more logical and alphabetical

Patchsets: cleanup

Change-Id: I8484bee151e9f857734b11d2121a61047c49f610

Conflicts:
	res/values/strings.xml
	res/xml/power_menu_settings.xml