Fix tempest result parsing
Fix tempest result parsing

Detailed results of verifier are in tempest-error.log.

Change-Id: Id5dbdfd3389d1b79dba2bebc5f5ffa7811ef06c8
Signed-off-by: Juha Kosonen <94255fd479c5317341a6425285a6b7edd2eaae50@nokia.com>

opnfv/functest,opnfv/functest