patch applied (cabal): Update UTF8 code

[Duncan Coutts]

On Tue, 2008-04-22 at 16:46 +0100, Ross Paterson wrote:
> On Tue, Apr 22, 2008 at 08:07:31AM -0700, Duncan Coutts wrote:
> > Tue Apr 22 07:15:39 PDT 2008  Duncan Coutts <duncan at haskell.org>
> >   * Update UTF8 code
> >   Some code and test cases taken from the utf8-string package.
> 
> Can you push this to 1.4?  I've been using a custom hacked version
> for hackageDB to make it reject isolated high bytes.  It would be
> great if the released Cabal rejected them too.

Yes will do. There are a bunch of recent changes that should go to the
1.4 branch.

Duncan