[plt-scheme] URLs with passwords

Robby Findler wrote:
> Looks like I had the wrong RFC. I should have been reading 3986. I'm
> not clear if it says the net library is wrong or not in the case, but
> I went ahead and checked in a change so you now see colons instead of
> %3a in the userinfo field.

Great, thanks.  As a single data point to support this change: curl 
doesn't escape the colon.

David