Added environments supported at Grenoble.

...id5000/sites/grenoble/environments/etch-x64-base-1.0.json

...id5000/sites/grenoble/environments/etch-x64-base-1.1.json

...rid5000/sites/grenoble/environments/etch-x64-big-1.0.json

...rid5000/sites/grenoble/environments/etch-x64-big-1.1.json

...rid5000/sites/grenoble/environments/etch-x64-nfs-1.0.json

...rid5000/sites/grenoble/environments/etch-x64-nfs-1.1.json

...d5000/sites/grenoble/environments/lenny-x64-base-0.9.json

...id5000/sites/grenoble/environments/lenny-x64-big-0.9.json

...id5000/sites/grenoble/environments/lenny-x64-nfs-0.9.json

...rid5000/sites/grenoble/environments/sid-x64-base-1.1.json

...grid5000/sites/grenoble/environments/sid-x64-big-1.1.json

...grid5000/sites/grenoble/environments/sid-x64-nfs-1.0.json

...grid5000/sites/grenoble/environments/sid-x64-nfs-1.1.json