Prolog, Epilog, PrologSLurmctld and EpilogSlurmctld programs using
    the functions spank_get_job_env, spank_set_job_env, and
    spank_unset_job_env. See "man spank" for more information.

Eliminated the redundant squeue -o "%X" and "%Y" and "%Z" formats.

    "slurm-aix-<version>.rpm" (federation switch plugin may not be present).

svn merge -r17585:17602 https://eris.llnl.gov/svn/slurm/branches/slurm-2.1.node_state

minor change to use node_inx instead of creating a hostlist and doing string compares to find correct node

svn merge -r17565:17582 https://eris.llnl.gov/svn/slurm/branches/jette_job_state

    reboots.
Slurmd sends node registration information repeatedly until successful
    transmit.

  missing check of bitmap before sending message to srun about
  missing step.

  node suspend/resume is disabled.

made srun work the same way salloc does with cray xt systems and bluegene by either waiting for the allocation when requesting it or claiming it once the allocation happens