Settings: Add preference header to make the RoamingSettings.

Add preference header to make the RoamingSettings.

CRs-fixed: 525245

Change-Id: I3fe4edd3d76ce09b0b85aebc9228ea9bad6ec9b7

Conflicts:
	res/values/strings.xml

Conflicts:
	res/values/strings.xml

Change-Id: I815ebed7e09463002a6d049072e09f9ba4f7b759