tests: use spate and not Spate on Hopper

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
scripts: add build script for NERSC Hopper (Cray XE6)

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
tests: simplify spate launcher on Hopper

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
tests: fix permission

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
tests: clean things on Hopper before building

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
scripts: only build spate on Hopper

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
tests: fix Hopper Spate launcher

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
tests: remove prefix in path

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
tests: use spate instead of Spate on Edison

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
tests: simplify Spate launcher on Edison

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
tests: fix error in Spate template for Edison

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>