VirtualizationTests updated for rhel511 backward compatibility to
account for installed package version
skip ListAvailableWithMatchInstalled_Test for older version of 
subscription-manager
skip the following tests for subscription-manager older than 1.9.2-1
StatusOnFutureDate_Test
StatusOnPastDate_Test
StatusOnInvalidDate_Test
refactored installedPackageVersion to installedPackageVersionMap
changed to lazy initialization of installedPackageVersionMap
updated ReposEnable_Test and ReposDisable_Test to be backward
compatible to RHEL511
added AttemptRegistrationWithUnacceptedTermsAndConditions_Test to
AcceptanceTests
update VerifyRpmRequireListForSubscriptionManager_Test for rhel511
compatibility
workaround for known Bug 1011961 - rct cat-cert should display
"Unlimited" for Quantity instead of "-1" in older version of
subscription-manager
added package version login on rhsm.full_refresh_on_yum config test
added blockedByBug-1039653 [RFE] Backport the debug tool to RHEL5
fixed a null pointer error in getPoolsForSubscriptionId(...) that can
occur when the pool has "type":"STACK_DERIVED"
fixed a null pointer exception when subscription-manager < 1.10.3-1
added a workaround for Bug 1090206 - The redhat.repo file should
be refreshed after a successful subscription
saved a TODO note to getCurrentlySubscribedYumRepos()