Change Details

Depends on D1351. It uses `attr` to describe our data model, which hypothesis reads to build objects.

Adds tests for writing+replaying releases, revisions, directories, origin_visits Depends on D1351. It uses `attr` to describe our data model, which hypothesis reads to build objects.

Adds tests for writing+replaying releases, revisions, directories, origin_visits Depends on D1351. It uses `attr` to describe our data model, which hypothesis reads to build objects.