Make sacct and sstat work with older slurmd versions

NEWS

RELEASE_NOTES

slurm/slurm.h.in

src/api/job_step_info.c

src/common/slurm_protocol_pack.c

src/common/slurm_step_layout.c

src/sattach/sattach.c

src/slurmctld/job_mgr.c

src/slurmctld/step_mgr.c

src/sstat/sstat.c

testsuite/expect/test7.12.prog.c