jClaireCodesStuff

Results 2 issues of jClaireCodesStuff

`coroutine_unwind` was doing undefined things. I've replaced it with an AtomicBool flag triggering the same unwind code moved to `yield_with`. This isn't optimal yet (I'll try to get it passing...

The following attack is plausible if Charlie's server is running with the default configuration: - Alice wants console access on Charlie's server - Alice opens a guest connection with Charlie...