opt structure and set when the values are determined via environment
variables. Previously the flags were only set if the values were set
on the execute line.

(so shutdown command can shutdown both servers).

 o make dist now makes a proper distribution

 o rewrite of slurmd.c -- extensive changes therein
 o launch msg contains port numbers instead of slurm_addrs

a slurm_addr.
slurmd uses getpeername on launch communications to route all communications
over the same network.

a slurm_addr.

   changed to err/in/out, fixes for inclusion of pthreads and SSL libraries
   etc.

Fix comment typos.
Add LLNL disclaimers. --No changes to any logic

Fix comment typos.

to use.
Srun to use slurm_addr's from allocate RPC except in the event of no allocation
(-Z option), where it generates slurm_addr's itself.

to use.

and NodeAddr. These represent the network addresses for ControlMachine,
BackupController, and NodeName records respectively.

for various values of cpus_per_task.