Settings: Add Updater and Changelog

Change-Id: I8cf09962d9ba667bcdba78d7214fd6b5bb0feedc

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

Conflicts:
	AndroidManifest.xml
	res/values/strings.xml
	res/xml/device_info_settings.xml
	src/com/android/settings/DeviceInfoSettings.java