v2.1rc0

Accretive v2.1rc0 (2024-11-20)

Documentation Improvements

• Restructure and expand API documentation.

Features

• Add AbstractDictionary abstract base class to provide a common interface
  for all dictionary types.
• Add with_data method to dictionaries for creating new instances that
  preserve producer/validator behavior while using different data.
• Add intersection operation (&) to dictionaries for filtering entries by
  either matching key-value pairs with another mapping or by keys with a set.
• Add union operation (|) to dictionaries for combining entries from two
  mappings while maintaining the accretive contract.