- Implement read-only messages - Provide way to invalidate sequences via `Sequence.invalidate_abs()` and `Sequence.invalidate_rel()` methods - Provide way to refresh stale sequences via `Sequence.refresh()`
Changed
- Rework copying of elements
2.3
Changed
- Provide way to safely modify sequence messages via `Sequence.messages_abs()` and `Sequence.messages_rel()`
2.2
Changed
- Adapt S-Coda to support _channels_ for messages - Rework tokenisation approaches