Merge branch 'core_spec'

doc/html/cgroups.shtml

doc/man/man1/scontrol.1

doc/man/man5/slurm.conf.5

slurm/slurm.h.in

src/api/node_info.c

src/common/node_conf.c

src/common/node_conf.h

src/common/read_config.c

src/common/read_config.h

src/common/slurm_protocol_defs.c

src/common/slurm_protocol_defs.h

src/common/slurm_protocol_pack.c

src/common/xcgroup.c

src/common/xcgroup.h

src/plugins/select/cons_res/job_test.c

src/plugins/task/cgroup/task_cgroup_cpuset.c

src/slurmctld/node_mgr.c

src/slurmctld/node_scheduler.c

src/slurmctld/read_config.c

src/slurmd/common/Makefile.am