address (Hongjia Cao, National University of Defense Technology).

since those versions of MPI specify the LAM MPI plugin on the srun execute line.

Modify set_span function to take an optional desired fanout parameter.

fail after an "scontrol reconfigure".

Make slurm_addr slurm_conf_get_addr return an integer return code.

Remove unused variables in read_config.c.

requires that all source files be rebuilt if sysconfdir or pkglibdir
changes. 

Instead, src/common/Makefile now generates global_defaults.c, which 
contains global symbols "default_plugin_path" and "default_slurm_config_file"
which means that only this source file needs to be rebuilt, and
libcommon relinked when sysconfdir or pkglibdir are redefined.

Important bug fixed to increase default data block size.

Remove PathScale corp.