Adding QA Contact into reports

Uses simple heuristics to guess at the QA contact responsible for the
test and reports it. If there are more than one contributors to the
source, the first two are shown along with their relative ownership of
the test.
Merge pull request #1385 from psav/qa_contact_reporting

Adding QA Contact into reports
Provision test cleanup
Merge pull request #1382 from psav/provision_cleanup

Provision test cleanup
Fix host prov
Merge pull request #1387 from psav/provision_cleanup

[WIP] - Fix host prov