[Nickle]UTF8 and bool type

[Keith Packard]

Around 1 o'clock on Jul 23, Bart Massey wrote:

> Is there any reason not to simply change getc(), ungetc(), and putc() to
> have the specified behavior, and have special names for the "raw" functions
> (e.g. getb(), ungetb(), putb())? 

Except that this breaks any existing applications communicating in binary, 
it seems like a reasonable plan.  Without additional opinions, I'm tempted 
to change the semantics in this way.

-keith