I modified the internal launcher so that by default it doesn't pass
-ppn to the mpiexec and mpirun commands. If the system needs to have
the internal launcher pass -ppn to the mpiexec or mpirun commands then
the custom launcher for the system will need to set "useppnmpiexec = 1"
or "useppnmpirun = 1" in the overrides of the JobSubmitter_mpiexec,
JobSubmitter_mpirun and JobSubmitter_qsub classes. I did this for the
NERSC custom launcher. This resolves #2032.



git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@24874 18c085ea-50e0-402c-830e-de6fd14e8384
2.8RC->Trunk; made zone-type labels be 3-chars long; added support for more zonetypes

git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@24879 18c085ea-50e0-402c-830e-de6fd14e8384
I fixed a problem with -fixed-buffer-sockets assuming that they always got a full buffer from recv. This fix enables Windows builds of VisIt to connect to vulcan.

git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@24880 18c085ea-50e0-402c-830e-de6fd14e8384
adding zonetype_rank expression; adjusting ITAPS plugin and tests to use that

git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@24883 18c085ea-50e0-402c-830e-de6fd14e8384
updating release notes with expression changes

git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@24884 18c085ea-50e0-402c-830e-de6fd14e8384
changed the arg order in the internallauncher so they get passed to scripts, removed checks for movie scripts args in the CLI, and changed the makemoviemain.py to check for the execution path in the first arg

git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@24887 18c085ea-50e0-402c-830e-de6fd14e8384
merge time and cycle mfem metadata support

git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@24903 18c085ea-50e0-402c-830e-de6fd14e8384