commented out "import simplejson as json" which was causing an error
on rhel7;  "import json" is preferred
altered repo-override parameters tested in
VerifyRhsmConfigurationForFullRefreshOnYum_Test
another test update in response to dgoodwin's candlepin pull request
https://github.com/candlepin/candlepin/pull/444 'Update auth system to
allow "my system" administrators'
added some SubscriptionManagerTasks
clarified logic for some migration tests for execution on RHEL7 where
rhnreg_ks is not supported for registration.
added coverage for rhsm-debug help commands
added blockedByBug-1042897 - bash-completion for "rhsm-debug system -"
is missing the proxy options
added RhsmDebugSystemAttemptsUsingProxyServer_Test
added RegisterAttemptsUsingProxyServerViaRhsmConfig_Test