sview - Fix issue with reservation tab.
Add idea of a RESERVED flag for node state so idle resources are marked
not "idle" when in a reservation.
change maint_set_node to flags_set_node
CRAY - Add node flag noting it is in a blade using Network performance
counters
CRAY - Changed option for network performance counters from
NETPERF to PERFCTRS to match what ALPS did.