Document: Model card

[p16i]

I've recently encountered a paper advocating the idea of "Model Card". I personally like the idea. and because we have quite a lot of models in our repository, it's something we should consider.

See: https://arxiv.org/pdf/1810.03993.pdf

[bact]

Transparency and accountability!

[bact]

Example cards from Google
https://modelcards.withgoogle.com/

[wannaphong]

Model Card https://github.com/PyThaiNLP/pythainlp/wiki/Model-Cards