add some tests in the style checks

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
Send messages between actors on different nodes

Link: https://github.com/GeneAssembly/biosal/issues/14
Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
fix some whites

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