Merge branch 'kinovis_disks' into 'master'

...5000/sites/grenoble/clusters/kinovis/nodes/kinovis-1.json

...5000/sites/grenoble/clusters/kinovis/nodes/kinovis-2.json

...5000/sites/grenoble/clusters/kinovis/nodes/kinovis-3.json

...5000/sites/grenoble/clusters/kinovis/nodes/kinovis-4.json

...5000/sites/grenoble/clusters/kinovis/nodes/kinovis-5.json

...5000/sites/grenoble/clusters/kinovis/nodes/kinovis-6.json

input/grid5000/sites/grenoble/clusters/kinovis/kinovis.yaml

...id5000/sites/grenoble/clusters/kinovis/kinovis_disks.yaml

...5000/sites/grenoble/clusters/kinovis/nodes/kinovis-2.yaml

...5000/sites/grenoble/clusters/kinovis/nodes/kinovis-3.yaml

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

lib/refrepo/valid/input/required_unwanted_files.rb