Bugfixes:
- fixes issue with DELL storage enclosure location in inventory #206
- adds missing data fields to director basket @moreamazingnick #207
- fixes issue caching incomplete system discovery in session file @tfritzenwallner-private #208 #209
- fixes duplicate drive perfdata labels when the location is part of the drive name @tfritzenwallner-private #212
- fixes use of sessions URL advertised by the service root for login @nicolamos #215
- fixes issue with parsing of Dell Slots #210
- fixes issue with reported memory state for powered off server #217
- adds the InfiniBand port GUID as the port address @nicolamos #216