v0.7.1 easy_campaign hotfix 1

Fixes a small issue in Protocol round tripping against json files. See #336

What's Changed

• pull AlchemicalNetwork into top namespace by @richardjgowers in #327
• Explanation docs (initial work and structure) by @dwhswenson in #317
• Delete cache from closed PRs by @mikemhenry in #330
• autodoc_pydantic is on cf as autodoc-pydantic by @mikemhenry in #331
• fixes #324 by @richardjgowers in #328
• fix packaging by @IAlibay in #323
• Add pytest slow test filter by @IAlibay in #333
• Update package-tests.yaml by @mikemhenry in #337
• Use JSON_HANDLER classes in ResultClient storage by @dwhswenson in #334
• Fix protocol roundtrip by @richardjgowers in #336

Full Changelog: v0.7.0...v0.7.1