v0.0.3

What's Changed

• Use None instead of NoneType when matching annotations by @JacobHayes in #341
• Persist Graph{Snapshot} in Backend by @JacobHayes in #342
• Support passing in Graph.artifacts by @JacobHayes in #343
• Use future.annotations by @JacobHayes in #345
• Remove Format.type and Storage.{type,format} fields by @JacobHayes in #344

Full Changelog: v0.0.2...v0.0.3