functional_data 0.3.0

Annotations and helpers for lenses for code generated with the `function_data_generator` package.

0.3.0

• Use Optional form plain_optional
• Fix bug where List$.whereOptional lens would return null

0.2.2

• Add instructions for using functional data in README

0.2.1

• Add changelog
• Format code
• Add description

0.2.0

• First published version