Update to 1.0.9

changes:
1.0.9
 - Merge pull request #123 from feuerbach/patch-1
    * Eta-reduce the Sink type synonym
      This way Sink can be used as a type constructor
      e.g. in monad transformer stacks
 - Merge pull request #118 from erikd/master
    * conduit : Add function conduitHandle.
      And implement conduitFile in terms of conduitHandle.
 ( #123 => https://github.com/snoyberg/conduit/pull/123 )
 ( #118 => https://github.com/snoyberg/conduit/pull/118 )