use non-shared fs on both nikhef and bologna
both nikhef and bologna use non-shared fs, so removed the extraneous lines from the site catalog
set up dev and production stampede queues by gsissihing to get paths
add the mpiexec executable if using stampede or stampede-dev
merge in kayleight's changes for data checkpointing on condor-c clusters
allow the user to specify an mpicluster size for a job in a dax