BLUEGENE - better debug
BGQ - Fix logic to better handle when midplanes come back on line after
being in error.
BGQ - Sanity Check
BGQ - Make sure update is noticed
minor format change
BGQ - make sure if multiple steps fail in a single block at the same time
that spans multiple midplanes the cnodes are correctly accounted for that
are in error.
Merge remote-tracking branch 'origin/slurm-2.6'