Rename mirror-related things from replica to mirror
replica has another precise meaning in the swh stack, so let's try not to confuse people.
Migrated from D4022 (view on Phabricator)
Staging instance, all changes can be removed at any time
replica has another precise meaning in the swh stack, so let's try not to confuse people.
Migrated from D4022 (view on Phabricator)