added several dataProvider rows for new repo-override module to
getNegativeFunctionalityDataAsListOfLists()
added TODO Bug comments regarding yum plugin messages to
stdout/stderr
added initial repo_override_(...) tasks that do not assert results
avoid refresh_pools in deleteSomeSecondarySubscriptionsBeforeSuite()
when no secondary subscriptions are deleted
added blockedByBug-1028555  bash completion is missing for the new
subscription-manager repo-override module and its options
change to VerifyBaseRHELProductCertIsInstalled_Test for rhel7
attempt to help VerifyEntitlementCertContainsExpectedOIDs_Test for
subscriptions with too many content sets
added blockedByBug-1020474 to 
VerifyTranslationFileContainsAllMsgids_Test
more subscription-manager task methods
updated SubscribeToSubscriptionPoolProductId_Test to handle special
case of instance-based pools that do not apply to the system under
test.
added quantity to some PluginTests to avoid special case of
instance-based pool attachments
add new HelpTests for new repo-override module and options