Medcat

Bugs:
- fixed: spacy dependency introduced a bug

Features:
- Downsampling disabled during training
- Random sampling of synonyms during unsupervised training added

Other:
- Documentation organized a bit
- More stuff added to versioning

What's Changed
* Apply type checking to the whole medcat module by baixiac in https://github.com/CogStack/MedCAT/pull/182 https://github.com/CogStack/MedCAT/pull/169
* Verify users' UMLS metathesaurus license by baixiac in https://github.com/CogStack/MedCAT/pull/185
* Deid by w-is-h in https://github.com/CogStack/MedCAT/pull/187
* Add the online form for model download by baixiac in https://github.com/CogStack/MedCAT/pull/186
* Remove support for py36 by baixiac in https://github.com/CogStack/MedCAT/pull/189
* Update ethnicity_map.py by jthteo in https://github.com/CogStack/MedCAT/pull/194
* Enable the preprocessing of new SNOMED UK extension release format by antsh3k in https://github.com/CogStack/MedCAT/pull/199
* Implemented a simple versioning system until the main one is done by w-is-h in https://github.com/CogStack/MedCAT/pull/205
* Save checkpoints during (un)supervised training and support training resumption by baixiac in https://github.com/CogStack/MedCAT/pull/206 https://github.com/CogStack/MedCAT/pull/181 https://github.com/CogStack/MedCAT/pull/178

**Full Changelog**: https://github.com/CogStack/MedCAT/compare/v1.2.6...v1.2.7

What's Changed
* Support for neo4j by w-is-h in https://github.com/CogStack/MedCAT/pull/176
* Add model creator, test data and tests by sandertan in https://github.com/CogStack/MedCAT/pull/161
* Add type checks for medcat/*.py by baixiac in https://github.com/CogStack/MedCAT/pull/164
* Load MetaCAT models previously trained / saved on GPU onto CPU by tomolopolis in https://github.com/CogStack/MedCAT/pull/175
* Add precision and recall in return eval_model by sandertan in https://github.com/CogStack/MedCAT/pull/172


**Full Changelog**: https://github.com/CogStack/MedCAT/compare/v1.2.5...v1.2.6

**Full Changelog**: https://github.com/CogStack/MedCAT/compare/v1.2.4...v1.2.5

**Full Changelog**: https://github.com/CogStack/MedCAT/compare/v1.2.3...v1.2.4

* Fix pipeline for creating vocab with gensim 4.1.2
* Add linting to the GH Actions workflow

**Full Changelog**: https://github.com/CogStack/MedCAT/compare/v1.2.1...v1.2.2