spank/pbs - Pass stdout env vars to Epilog plugin
Revert "spank/pbs - Pass stdout env vars to Epilog plugin"

This reverts commit db1a86d05e0873722e14279dc5291eb607b01bcc.
Reorder get config logic to avoid deadlock.

bug 428
Merge branch 'slurm-2.5' into slurm-2.6