Rftokenizer

Model bugfix

Compatibility update for xgboost

* Parametrize lexicon pruning option (--prune)
* Update models for latest library versions
* Release Bohairic Coptic model

Compatibility update for torch 2.1. Now supports newer versions (for neural models for Hebrew):


scikit-learn==1.3.2
joblib==1.3.2
pandas==2.1.2
xgboost==2.0.3
flair==0.13.0

* add transformer based features