Do not overcommit partitions with PreemptMode=off

Prevent preemption of jobs in partition where PreemptMode=off

In etc/cgroup.release_common.example script, find the cgroup mount
point by reading cgroup.conf file.
bug 480

Rather than rely upon the search path to find the scontrol command.
Explicitly set its path in the script
bug 480

Define hwloc_const_bitmap_t as typdef hwloc_const_cpuset_t
Build fails in task_cgroup_cpuset.c when using an older hwloc (v1.0.2)
due to missing definition of hwloc_const_bitmap_t.

This reverts commit 084787c0.

Conflicts:

	NEWS
	contribs/pmi2/pmi2_api.c
	src/plugins/mpi/pmi2/mpi_pmi2.c

The "chaos" macros is LLNL specific and .rpmmacros can be used
instead to identify the desired environment

No change in logic

Add support for job std_in, std_out and std_err fields in Perl API.

The macros is not defined on RHEL6.5
see bug 326

pam_slurm.la was listed twice and pam_slurm.a not at all

The scontrol man page indicated that "scontrol show config NAME"
would only print the named configuration parameter, but there is
not code to do that in Slurm.

processes.

Remove leading tabs from strigger examples so the web pages
made from the man page look better.

This reverts commit 098a1e50.

This reverts commit 9a2d863c.