Features
- Support for novel route comparison metric
- Support for tree edit distance (TED) calculations previously in the `route_distances` package
- Support for Retro-BLEU and Badowski et al. route scoring
- Update to USPTO pre-processing pipeline to support extracting yields
- Extended route methods taken from `route_distances`
- Support for augmenting single-reactant reactions
Trivial changes
- Updates to reaction tagging routines