bug 428

This reverts commit db1a86d0.

Bug introduced earlier today in commit 7912c05b

for setdebugflags command, avoid parsing "-flagname" as
an scontrol command line option.

for CR_Socket.

Add type casting to eliminate some compiler warnings on 32-bit systems

Get "qsub -I" working (no arguments)
Fixes for some node/task calcuations for interactive jobs

Make "qsub -I" work (no arguments)
Some fixes for node/task count logic for interactive jobs

This bug in the new plugin would result in memory corruption.

Doing so causes confusion for Intel MPI

Add support for "on" and "before*" options

bugfixes and the new item extraction feature.

Set PBS_ACCOUNT, PBS_ENVIRONMENT, and PBS_QUEUE only for batch
jobs and only if the user submission sets the account and partition.

Add missing close quote

Also log discarded PBS options

No support for PBS "before" options

in qsub wrapper and #PBS options in sbatch scripts

-l accelerator=true|false	(GPU use)
-l mpiprocs=#	(processors per node)
-l naccelerators=#	(GPU count)
-l select=#		(node count)
-l ncpus=#		(task count)
-v key=value	(environment variable)
-W umask=#		(set job's umask)
Note: the -v option does NOT support quoted commas.

-l accelerator=true|false	(GPU use)
-l mpiprocs=#		(processors per node)
-l naccelerators=#	(GPU count)
-l select=#		(node count)
-l ncpus=#		(task count)
-v key=value		(environment variable)
-W umask=#		(set job's umask)