New features :
Built-in (echo, export, cd, unset, pwd & exit)
- All separators (pipes and semicolons)
- Redirection (<, >, >>) and redirection of STDERROR/STDOUT/FD (2>/dev/null 2>file 1>>file)
- Environment variables (there are complex tests with these)
- Quotes, escaping quotes and escaping characters
- Leaks with Valgrind
- Print differences between your minishell results and bash ones with exit status ($?)
- Check dynamic environment variables ($_, $PWD, $OLDPWD, $SHLVL, etc...)