Show more Hardware information about the device

Pulls the following build.prop settings and displays them under (Settings > About Device > Hardware information)

ro.device.cpu
ro.device.gpu
ro.device.front_cam
ro.device.rear_cam
ro.device.screen_res

Change-Id: I4282eb14ee4a767dc5179ad2399f825726090d6d
Credit: Roman Birg <romanbirg@gmail.com> from TeamKang.

Conflicts:
	res/values/strings.xml
Remove system updates option

Removes system updates option from Settings > About phone/tablet.

Change-Id: Iad7c019793fb311acf2082bf884f33c0c4f3bf4d
Add Chipset in Hardware Info & Fix strings

Change-Id: I43967ffd7136c02ab261e2ffba2c68e30aebabb8