EMNIST / Comet

Trying to train my own model to read the ASCII character string generated in an AoC problem.
- Called "Comet", as yet another reindeer to complement Blitzen.
Resources
- MNIST extension for hand-written letters: https://www.nist.gov/itl/products-and-services/emnist-dataset
- PyTorch's MNIST example: https://github.com/pytorch/examples/blob/master/mnist/main.py