- Added release notes.
- Added example depth_feed_publisher.
- Added DepthOrderBook, so depth tracking can be part of core of liquibook.
- Implemented generic callback handling, now subclasses may not need to implement.
- Added BboListener, to receive callbacks for top of book events only.
- Added TradeListener, to receive trade callbacks.
- Changed OrderBookListener template param from OrderPtr to OrderBook.
- Fixed some edge case order book callback crashes.
- Initial commit in OCI GitHub repository.