v0.1.3

Adds support and improvements for:

• nested types and ForwardRef's
• all pydantic types
• unifying project install extras
• json_schema for methods, staticmethods, classmethods
• adds pydantic type support for json_schema decorated classes
• jsonschema for function calling validation
• better firebase server exporting
• lots of improved tests!

Drops support for:

• python 3.7