[aprssig] Please, standardize UTF-8 for APRS (was: Future Concept for APRS)

[Robert Bruninga]

> One caution - we need to define max 
> message length in BYTES not characters!

I disagree completely.  Designers need to now how big to make
displays, and displays display characters, not bytes.  So the
message and text length should cleary NOT be in bytes, but in
characters.  That was the intent of the original length limits.

Bob, Wb4APR