Add netlify.toml
Add netlify.toml

Publishing the amalgamated headers to Netlify instead of GitHub Pages
gives us a bit more control.  It also significantly improves
performance on Compiler Explorer, at least on Firefox, because the
browser is able to use a cached version instead of re-downloading
every time the user compiles.

nemequ/simde,nemequ/simde,nemequ/simde