[xmonad] darcs patch: Bump dependency on utf8-string

5 May 2015

      1 patch for repository http://code.haskell.org/xmonad:

patch d6ba714fb342173906a91a6f49115286f2a972d7
Author: Josh Holland 
Date:   Tue May  5 11:27:18 BST 2015
  * Bump dependency on utf8-string

  The release of utf8-string version 1 just removed some deprecated APIs
  that are not used by XMonad.

  Fixes #598.