Return yaml string from omv all with info on success/failure #33
Description
e.g.
successful: 4
- NEURON: 2
- jNeuroML: 2
successful dry run only: 1 - jNeuroML: 1
failed: 1 - NEURON: 1
Can be parsed by https://github.com/OpenSourceBrain/osb-model-validation/blob/master/utilities/test_all_osb_projects.py for summing up totals