sequence store: use zero copy send

Link: https://github.com/GeneAssembly/biosal/issues/707
Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
genomics: use zero-copy send in various places

Link: https://github.com/GeneAssembly/biosal/issues/707
Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>