* Add scramble flags to RGBLINK
-S and -W will scramble ROMX and WRAMX respectively.
* Modify scramble CLI
CLI now takes a list of comma-separated values.
Added arg_error to clean up messages.
Co-authored-by: Eldred Habert <eldredhabert0@gmail.com>
* Document scrambling functionality
Co-authored-by: Eldred Habert <eldredhabert0@gmail.com>
- Don't warn if the non-zero byte being written is the same as the original byte
- Add a `-O` / `--overwrite` flag to silence all such warnings
Fixes#897