added coverage for Bug 915847 - rhn-migrate-classic-to-rhsm fails when
used with a proxy with an internal SAM
added tests to verify contract number and virt type
fixing logic error
added coverage for Bug 972883 - rhn-migrate-classic-to-rhsm tool
neglects to populate /var/lib/rhsm/productid.js
added yum clean all to restoreProductIdJsonFileAfterClass()
attempt to improve the expected number of cores in
AssertCoresCalculatedUsingCpuFactsMatchCoresCalculatedUsingLscpu_Test