Added `set -e` to `galaxy-docker.sh` so that Gitlab correctly marks failed test builds as failed.
Added `set -e` to `galaxy-docker.sh` so that Gitlab correctly marks failed test builds as failed.

phac-nml/irida,phac-nml/irida,phac-nml/irida,phac-nml/irida,phac-nml/irida,phac-nml/irida,phac-nml/irida,phac-nml/irida