MPI support.

of it's allocated nodes.

    dynamic scheduling to handle hundreds of jobs at once).

added jobacct for aix and removed lots of warnings when compiling on aix.  Also added patch from HP to make backwards compat.       

to spawned tasks (based upon work by Daniel Christians, HP).

NOTE: The job accounting patches applied to v1.0 are not applicable to 
the v1.1 code stream.

    slurm_free_resource_allocation_and_run_response_msg().

address (Hongjia Cao, National University of Defense Technology).

Note: Changes to accounting software from Andy Riebs in requeue.patch
were not applied since the sofware was completely re-written in version
1.1, but some documentation changes were made and updates for AIX tests.

NOTE: failed to merge mods to src/plugins/jobacct/log/jobacct_log.c, 
  this logic is being completely re-written.

  slurmstepd set allowing it to run unmodified out of the builddir for
  testing (Mark Grondona).