You should not use the printf family of functions. Those are a lost cause. Eat the bullet and work a
bit more using a brutal put_string and string conversion functions with dynamically allocated space
on the stack.

It is meant to be source included, but a standalone version is provided (see the assemble.sh
script).

At the time of writing, it does assembly with fasmg, binutils gas and nasm (then probably yasm) and
does require a simple C preprocessor, currently using tcc (tinycc) one.

A vim syntax color file is provided for the used intel-ish syntax, common to all 3 main assemblers.

"nyan" prefix is used in order to reduce project name conflict probability with commercial/other
project names.