Use pointer dereferencing instead of array indexing because the second argument to the function where called is not an array; remove a useless initialization
Untrack the file generated by tests
Remove a duplicate statement: one will be in the expanded code of the `hash` macro
Fix a misguide, `s9e` exist both as a shell command (installed via `make install-all` as instructed) and a Scheme procedure, thanks to Nils for pointing it out
Remove notes on no editing source files
Ignore generated tests