Add support for MPContributorRole
Once manuscripts-json-schema!189 (merged) is merged,
MPContributor objects will have a new optional
roles property, which is an array of ids referencing a new
MPContributorRole model has a string
name property, and an optional string
Add support for importing the
- Decide how these roles should be rendered in each output format (apart from JATS XML, which is already covered).