transformers 0.4: change in accessor function exports?

[Roman Cheplyaka]

* Herbert Valerio Riedel <hvr at gnu.org> [2014-05-07 12:15:58+0200]
> Btw, as I can't think of an example right now, what would be an example
> for code that works with transformers-0.4.0.0 but wouldn't compile
> anymore with transformers-0.4.1.0?

  {-# LANGUAGE RecordWildCards #-}
  import qualified Control.Monad.Trans.Identity as I
  I.Identity {..} = I.Identity ()
  runIdentity = ()

(untested, but I think it does the trick)

Roman
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