Different code for handling qstat of running jobs...
bugfix
Trying different qstat
Another try...
Merge branch 'feature/persistent_job_status' into develop
Separated graphviz code from dependency graph code.
Removed graphviz code from workflow
Merge remote-tracking branch 'upstream/feature/split_graph_and_graphviz_code' into upstream/feature/persistent_job_status
Spacing fixes.
WIP: Introduce run_workflow which at the moment just prints the allocated nodes.