Adding argparse dependency for building on py2.4.

Signed-off-by: Rob Dobson <rob.dobson@citrix.com>
Fixing regex to include extra potential symbols in a vendor name/device name.

Signed-off-by: Rob Dobson <rob.dobson@citrix.com>
Expanding PCI classes that count as storage devices to include Fibre CHannel and Infiband codes.

Signed-off-by: Rob Dobson <rob.dobson@citrix.com>
Merge pull request #12 from rdobson/brocade_hw_fix

Fix parsing to discover Brocade CNAs