Rac-schemas

Adds

- Adds an "authorized_name" field to agent records.

Fixes

- Fixes the version number from tag v0.30.

Fixes

- Allow for "granted_note" field to be null or an empty string

Fixes
- Uses canonical `rights_statement` schema validation in `aurora_bag`
- Improves fixtures for `aurora_bag`

- Updates dependencies
- Renames `license_terms` to `terms`

v0.26-fix
Adds
- `rights_statement` object
- `rights_basis_information` object
- `copyright_basis` object
- `license_basis` object
- `other_basis` object
- `statute_basis` object

v0.25-fix
Adds
- `position` field
- `parent` field

(fixes earlier release)

Fixes
- Adds `abstract` to note type enumeration.

Fixes
- Corrects spelling error in note `type` enumerations