add psutils as dependency for the build-in SLURM configuration
add psutils as dependency for the build-in SLURM configuration

chambm/docker-galaxy-stable,bgruening/docker-galaxy-stable,chambm/docker-galaxy-stable,bgruening/docker-galaxy-stable,afgane/docker-galaxy-stable,bgruening/docker-galaxy-stable,afgane/docker-galaxy-stable,chambm/docker-galaxy-stable,afgane/docker-galaxy-stable