chore: use gpl instead of mit

feat: the custom error handler

fix: never mind

fix: change the `main` type to `void`
we don't return any values anymore, so there is no need for the `main` type to be `int` anymore

fix: fix tab in `meta.xml`

chore: the return of `-lm`

fix: `string` sucks

fix: you need grrlib to build too

feat: version string

chore: no more

Create upload.yml

feat: make the background white to show *some* life

chore: grrlib needs credit

Merge pull request #2 from mdwalters/cpp

Port to C++

chore: still has a compilation error

chore: add github and wiibrew url to readme
The Wiibrew URL probably isn't valid, but I'm outside, so I can't check.

chore: add packing instructions to readme

chore: add dist folder and packed zip file to ignore list

chore: finalize pack command

feat: start pack make command