Toy Brainf**k interpreter written in Rust
Inspired by https://www.codewars.com/kata/526156943dfe7ce06200063e
- Add CLI
- Add handling of whitespace
- Add better error handling to the interpreter
- Add CI
- Rewrite tests with Results to get rid of unwrapping
- Rewrite add, sub and mul test as property tests
- Try to use b"" to make the tests more readable