Refactor ArchiveInterface to fit origin-revision layer needs
Replace revision_get
method by revision_get_parents
returning an iterable of
parents' ids only, instead of a swh.model.model.Revision object.
Add test to compare both ArchiveInterface implementations
Improve documentation of the interface and complete pending TODO's.
Depends on !51 (closed)
Migrated from D5925 (view on Phabricator)