The build-discarder section was silently not working. It needs to be nested
below a 'properties' node.
Also the names need to be dashed and not camelCased.
Change-Id: I9503200a8873e616f9195d4bb1d6163c464b305e
The node is offline and has been for a long time. The last osmo-ci-on-slaves
job ran for a week waiting for it to come back online.
Change-Id: I5a315d1ce3d7d5763ba07bf29f9cdd5d6f7c6491
Neels Hofmeyr