Settings: Change labels for MSIM

Change-Id: Iec1bca8a51e1417035e4c4d008a815043c0dcb41
Modify the Development shortcut help text

Change-Id: Iaa6d87f5044a46e8c0f8d88a4fc9bf9a494188b8
DeviceInfoSettings: Update the cpuinfo parser

Parsing /proc/cpuinfo for the processor type assumes a format that
isn't true in later kernel versions. Update the parser to be more
generic and search specifically for the "Processor" descriptor

Change-Id: I9d5bbf29a8383fcb9357a6950dea4202b05f50ab