[plt-scheme] reencode-input-port and get-bindings/post

Thanks, Eli.  I have added some assertions that verify that re-encoding 
of bytes *is* working properly when run in CGI.  At this point, I think 
it will be easiest to rewrite "get-bindings/post" to more directly do 
what I need.

Eli Barzilay wrote at 12/24/2008 01:47 PM:
> I don't know what the problem is, but to start tracking what causes
> it, did you dump the environment variables and the input and then run
> the code with these outside of the cgi environment?
>