[GHC] #974: Add unzipEithers, lefts, rights to Data.Either

[Taral]

On 11/14/06, roconnor at theorem.ca <roconnor at theorem.ca> wrote:
> I have also anonymously received the suggestion of
>
> demux :: [Either a b] -> ([a],[b])

Nice name, but it invites namespace collision again.

-- 
Taral <taralx at gmail.com>
"You can't prove anything."
    -- Gödel's Incompetence Theorem