inquiry: add logical block provisioning support

Add support to decode the Logical Block Provisioning VPD
and tests for the unmarshaller.
Add pretty printing of this page to the inquiry.py utility.

Signed-off-by: Ronnie Sahlberg <ronniesahlberg@gmail.com>
Merge pull request #37 from sahlberg/inquiry-logical-block-provisioning

inquiry: add logical block provisioning support