Prevent vestigial open files for SlurmctldProlog and Epilog

into the future.

Permit the job comment to contain multiple fields

Conflicts:
	src/slurmctld/proc_req.c

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