NautilusTrader 1.109.0 Beta - Release Notes

The main thrust of this release is to refine and further bed down the changes
to the identifier model via Security, and fix some bugs.

Errors in the CCXT clients caused by the last release have been addressed.

Breaking Changes

• Security now takes first class value object Symbol.
• Security asset_class and asset_type no longer optional.
• SimulatedExchange.venue changed to SimulatedExchange.id.

Enhancements

• Ensure TestTimer advances monotonically increase.
• Add AssetClass.BETTING.

Fixes

• CCXT data and execution clients regarding security vs symbol naming.
• Security equality and hashing.
• Various docstrings.