Reorganize slave client code.
Retrieve IPMI Interface if it exists.
Implement untested IPMI code.
Fix escape code processing -- stop eating real data.
Make IPMI reboots mostly work...error handling probably needs a bit more work.
Fix IPMI powercycling a bit more; improve some logging.
Adjust bzrest logging.
Mark PDUs as not implemented to avoid false positives in reboots.