[DOC] Create a list of papers that involve EEG classification

[TonyBagnall]

Describe the issue linked to the documentation

it would be good to have a living document of references to papers that propose EEG classification algorithms and links to any data they use

Suggest a potential alternative/fix

No response

[aadya940]

https://cs229.stanford.edu/proj2019aut/data/assignment_308832_raw/26578343.pdf
https://cs224d.stanford.edu/reports/GreavesAlex.pdf
https://ieeexplore.ieee.org/document/8257034