with step_layout=NULL and gid=SLURM_BATCH_SCRIPT and spank_fini() will
    be called immediately afterwards.

  select/linear

    task/affinity.

No significant change in fundamental logic.

 rather than memcpy with wrong size of string size field, changed 
 in slurm v1.3).

running with "--test-only" flag

srun --test-only --jobid=# [--nodelist=hosts]
This executes almost identical code to the 
sched/wiki2 will_run test.

sched/wiki2 from select/linear

gang scheduling if SelectTypeParameter=CR_Memory in slurm.conf.
Add will_run functionality to select/linear and hooks to other plugins.

    partition max_share parameter and tries to match like size jobs on the
    same nodes to improve gang scheduling performance.

clean up logic to read node/job/partition state file's version

structure in slurmctld