hydra/Procfile

hydra-server: ./foreman/start-hydra.sh
hydra-queue-runner: ./foreman/start-queue-runner.sh
hydra-evaluator: ./foreman/start-evaluator.sh
postgres: ./foreman/start-postgres.sh
Address PR comments: - scripts -> foreman - drop runHydra - drop devShell - move postgresql to buildInputs 2020-05-15 11:48:21 +00:00			`hydra-server: ./foreman/start-hydra.sh`
			`hydra-queue-runner: ./foreman/start-queue-runner.sh`
			`hydra-evaluator: ./foreman/start-evaluator.sh`
			`postgres: ./foreman/start-postgres.sh`