Merge branch 'montcalm-10' into 'master'

...0/sites/toulouse/clusters/montcalm/nodes/montcalm-10.json

data/grid5000/sites/toulouse/network_equipments/gw.json

data/grid5000/sites/toulouse/servers/montcalm-10.json

...t/grid5000/sites/toulouse/clusters/montcalm/montcalm.yaml

...0/sites/toulouse/clusters/montcalm/nodes/montcalm-10.yaml

input/grid5000/sites/toulouse/networks/gw.yaml

input/grid5000/sites/toulouse/servers/physical.yaml

lib/refrepo/valid/data/homogeneity.yaml.erb