New documentation URL

A new URL for the documentation is available: https://moon-coverage.univ-nantes.fr. This will be the new canonical URL for the users documentation.

This change provide a better visibility to the end-user.

List of files to update accordingly:

Note: the old url: https://moon-coverage.readthedocs.io is still active and can be used as well.

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information