objectfactory 0.1.0

This is the first stable release of objectfactory

Associated with PR #5

Changes include:

• integrate marshmallow serialization framework
• support typed fields
• implement nested factory field for marshmallow
• allow custom marshmallow schema
• expose static factory methods directly
• support type enforcement and hinting in factory create method
• support required fields
• add from_kwargs constructor to free up __init__
• create proper abstract base classes
• refactor and expand test suite
• setup documentation with sphinx and read the docs
• update travis build for new platform
• improve documentation
• various bug fixes