GitLab

* HerBERT transformer model for Polish language understanding.

* HerbertTokenizerFast generated with HerbertConverter

* Herbert base and large model cards

* Herbert model cards with tags

* Herbert tensorflow models

* Herbert model tests based on Bert test suit

* src/transformers/tokenization_herbert.py edited online with Bitbucket

* src/transformers/tokenization_herbert.py edited online with Bitbucket

* docs/source/model_doc/herbert.rst edited online with Bitbucket

* Herbert tokenizer tests and bug fixes

* src/transformers/configuration_herbert.py edited online with Bitbucket

* Copyrights and tests for TFHerbertModel

* model_cards/allegro/herbert-base-cased/README.md edited online with Bitbucket

* model_cards/allegro/herbert-large-cased/README.md edited online with Bitbucket

* Bug fixes after testing

* Reformat modified_only_fixup

* Proper order of configuration

* Herbert proper documentation formatting

* Formatting with make modified_only_fixup

* Dummies fixed

* Adding missing models to documentation

* Removing HerBERT model as it is a simple extension of BERT

* Update model_cards/allegro/herbert-base-cased/README.md
Co-authored-by: Julien Chaumond <chaumond@gmail.com>

* Update model_cards/allegro/herbert-large-cased/README.md
Co-authored-by: Julien Chaumond <chaumond@gmail.com>

* HerbertTokenizer deprecated configuration removed
Co-authored-by: Julien Chaumond <chaumond@gmail.com>