allocation with respect to network topology.
svn merge -r16770:16795 https://eris.llnl.gov/svn/slurm/branches/topology

    as any task of a job step exits with a non-zero exit code. Patch based
    on work from Eric Lin, Bull.

    interval between executions of the backfill scheduler logic.

    management.

Add SlurmDbdAddr and SlurmDbdPort configuration parameters.

    sbatch commands.

    increased from 64KB (16-bit size field) to 4GB (32-bit size field).

checkpoint as required, still need to perform actual checkpoint 
operation

job_step_create_response_msg_t, and slurm_free_job_step_create_response_msg()
out of the SLURM API and hide them in the slurm protocol code.

Users will use the step context and step launch functions instead.

fix to not print an error is the timeout is being increased by the forwarding logic instead of the user.  tests agains the original timeout instead of the pumped up timeout for the underlying layers in the tree it has to go to.