This renames the method object in `defmethod`s to `this` and adds
detection for the `set-time!` and `time-elapsed?` macros.
Definitely my biggest PR yet...
* git: ignore vs build dir
* cmake: ditch `clang-cl` on windows in favor of actual `clang`
* build: suppress a significant number of warnings
* build: adjust workflows and vendor nasm
* docs: update docs to remove `clang-cl` mentions
* tests: move jak1 reference tests into their own folder
* tests: update offline tests to support multiple games
* tests: some additional fixes and multi-game handling
* tests: update reference tests
Hat Kid