Feltoken

Full ocean integration
* Writing `training` and `aggregation` algorithm for Ocean's compute-to-data.
* Adding tests
* Cleaning old code

What's Changed
* Ocean training by Breta01 in https://github.com/FELToken/feltoken.py/pull/5


**Full Changelog**: https://github.com/FELToken/feltoken.py/compare/v0.2.1...v0.2.2

[WIP] Switching to full ocean integration.

- Removing some code related to previous usage of ocean.
- Adding Docker build

What's Changed
* Ocean integration (demo) by Breta01 in https://github.com/FELToken/feltoken.py/pull/3
* Adding docker build by Breta01 in https://github.com/FELToken/feltoken.py/pull/4

**Full Changelog**: https://github.com/FELToken/feltoken.py/compare/v0.1.0...v0.2.1

Initial release of FELToken - MVP demonstrating basic functions and the whole workflow.