Additional metadata added to events in signal

Events now contain a string name of the aggregate type, and a timestamp of event creation. These will be used in the future to increase robustness.

Signal PGO Initial release

You can now persist your events in postgres!

Minor changes to storage handler

Removed write ahead log logic for the time being as it should be responsibility of the persistence layers.

v0.2.0 - Signal gets logging support

• Basic telemetry and logging added
• Support for custom loggers
• Bug fixes

Initial release

v0.1.0

Minor fixes after renaming.