Partitial fix for new job array data structure

set exit code on a failure mode previously ignored

If MinJobAge is configured too low, then job records can be purged
before these tests issue the job requeue test, resulting in their
failure

Disable testing of QOS and association limits if the Slurm installation
lacks the configuration to support them.

When they fail, only the first line of the test description in README
is output, so we want it to capture the nature of the failure on
that first line.

in QoS and that the first limit on the GrpNode limit is used in
an association.

Don't test that core specialization works if it is disabled in
slurm.conf.

in his SQUEUE_FORMAT.

There was some logic copied from bitstring.c and an unused variable
problem reported by the compiler.

cores specialization test 17.34 failed with bad assignment logic

No functional changes, just updating the last couple of files
with the old FSF address in the comment.

Add child_forked() function to the slurm_acct_gather_profile plugin to
close open files, leaving application with no extra open file descriptors.

Duplicate triggers are not not allowed

Job profiling leaves a file open

original add and  mod functions.

The test7.3 program was run with CPUs_per_task == 0, which the
task distribution logic failed with (tried to bind the task to
no CPUs).

Increase delays if memory leak test
Disable one test if tracking lustre file system use (leaves open file)