Add cpucount by node for resource allocation

 of the required node specifications

changed unpack_strarray to null terminate the array of strings

removed gid from messages this will come from getpwuid call
added a needed include to scancel to compile
removed old test from job_mgr_test that wouldn't compile due to changes in the api

Added some new error codes for scancel API

Added pack/unpack functions and additional error codes.
Scontrol now parses and sends job update requests.
Update_job function now working with job_desc structure.

Added pack/unpack functions and additional error codes.
Scontrol now parses and sends job update requests.

Added pack/unpack functions and additional error codes.

must fork before dup in task initiation, cleaned it up and made it more straight forward.
test case runs, std in/out/err still need some work but they do connect back to a perl srun_emu.pl script

partition names exactly).

signal restoration now occurs in socket_impl

Start using slurm provided errno text from scontrol.
Better deal with partition update having invalid node names.

Start using slurm provided errno text from scontrol.

took it out for now

Fixed bit_copy to set magic number.

Credential verification still needs to be added.

Modified launch_task message to include stream slurm_addrs and global_task_ids arrays for each task to be launched