Code fixes

Minor code and test fixes

Improve stream behavior

Add loading of mementos when loading aggregates.

Support handling of conflicts when merging concurrent streams.

Bug fixes

Bug fix release

Add MongoDB support

Added support for MongoDB

Full Changelog: 0.2.0...0.3.0

Domain Types Added

Added support for domain modeling classes, Aggregate and Saga.

Stability improvements

Full Changelog: 0.1.0...0.2.0

Initial release

Initial release contains core classes to create an event stream and persist to DynamoDB.