an error message and return 1.

related to bug 1239

Previously most buffer overflows would return an error, but not
indicate exactly what happened.

Double max string that Slurm can pack from 16MB to 32MB to support
larger MPI2 configurations.

This can happen if the specified job ID is not found.

This plugin was never fully completed and should probably be removed
from v15.08

cgroup plugin.

impact functionality.

Copy (i.e. duplicate) information about floating reservations
in the highlights section

No change to logic

The xtree functions are only used in the layouts framework, which
isn't currently in use, so I am just commenting out the failing
portion of the test for now. It was failing with the message:
xtree-test.c:517:F:Core:test_xtree_walk:0: unexpected stop (data, which, level, couple index) expected: 1: 1: 0: 0, got 1: 16: 0

Bug 1253

Bug 1255