Reimplement in hy

[z80dev]

use https://github.com/hylang/hy to implement the compiler in a lisp

[z80dev]

the primary focus should be refactoring the codebase into a more coherent structure and smaller chunks. there are some huge functions currently that should be split up.

once we have small chunks, some of those may be reconsidered for rewriting in hy if they will be significantly simpler syntactically (i.e. wherever it makes sense)