Changelog

v0.4.0

Changed key format to human-readable syntax:
- day:first:20150205
- day:last:20150205
- month:first:201506
- month:last:201604

v0.3.0

Changed all protobuf namespaces from 'substreams....' to 'sf.substreams...', ex: sf.substreams.database.v1.DatabaseChanges