Another fix to make sure steps with requested nodes have correct cpus accounted for and a fix to make sure the user can't allocate more cpus than the have requested.

    CPU count for a job, from Ernest Artiaga, BSC.

    Ernest Artiaga, BSC.

    Cpuset libary must be installed and set "TaskPluginParam=cpusets"
    in slurm.conf to enable.
    NOTE: Currently disabled until additional testing is performed. 
    Enable by changing "HAVE_CPUSETTS_EXP" to "HAVE_CPUSETS" in
    src/plugins/task/affinity/*.[ch].

    CPU count for a job.

    Ernest Artiaga, BSC.

capability. See "man strigger" for details.