manage generic resources.

Added ability to view/modify a job's gres using scontrol.

    - Added node configuration parameter of Gres=.
    - Added ability to view/modify gres using scontrol and sview.

    -S <sort_list> specifications

Forward step failure reason back to slurmd before in some cases it would just be SLURM_FAILURE returned.

    addition to the currently accepted "minutes", "hours", etc.

    resizing.

    executed by the user to reset SLURM environment variables.

    accounting record is being written immediately before or after it changes
    size. This permits job accounting records to be written for a job at each
    size.
Make calls to jobcomp and accounting_storage plugins before and after a job
    changes size (with the job state being JOB_RESIZING).All plugins write a
    record for the job at each size with intermediate job states being
    JOB_RESIZING. More work is needed for correct accounting.
svn merge -r19782:19944 https://eris.llnl.gov/svn/s lurm/branches/slurm-2.2.resize

    disable_root_jobs, hidden and root_only fields with a single field called
    "flags" populated with the flags PART_FLAG_DEFAULT, PART_FLAG_NO_ROOT
    PART_FLAG_HIDDEN and/or PART_FLAG_ROOT_ONLY. This is a more flexible
    solution besides making for smaller data structures.

    commands to see the correct value instead of always "NO".

    (e.g. 8:00 or 08:00:00 or 8:00:00 or 08:00:00).