[RM plugin]
Fix Hydra PMI handling. Do not try to shutdown it - all processes are under DMTCP control.
In SLURM case we deal with external process srun and we can't control it.



git-svn-id: svn://svn.code.sf.net/p/dmtcp/code/trunk@2739 ba6dc0ae-232f-0410-883f-9ebac64fc565
Updated manpages.

git-svn-id: svn://svn.code.sf.net/p/dmtcp/code/trunk@2740 ba6dc0ae-232f-0410-883f-9ebac64fc565