EnabledMetrics, SuspendedProcesses, TerminationPolicies

Ref #516 Ref #528
LaunchConf create augmentation

added keyPair and userData parameter support.  Ref #528 Ref #493 Ref
#516
Also fixed SecurityGroups Ref #536
change firewalls var names from name to id
delete and list scaling policies

Ref #549 and Close #518