retrobit

This is now supported by the [latest official fork of the project by Gemba](https://github.com/Gemba/skyscraper). I deleted my previous comment so as not to cause confusion and steer anyone in the...

Just FYI, for reference, `tree` does this with `--noreport` flag: https://linux.die.net/man/1/tree

Also, `tree` supports this "...as per ls -F": https://linux.die.net/man/1/tree

Willing to work on this and create a PR, but wanted to make sure it was seen as a defect and would be welcome first

Thanks for implementing this - I was not able to find time to work on it