Update Scalar-List-Utils to CPAN version 1.40

  [DELTA]

1.40 -- 2014/08/30 11:36:36
  [CHANGES]
   * Added entire new module, Sub::Util to contain functions related
     to CODE refs
   * Added subname inspired by Sub::Identify
   * Added set_subname copied and renamed from Sub::Name
   * Also moved set_prototype into Sub::Name, with back-compat wrapper
     in Scalar::Util
   * Added prototype wrapper of CODE::prototype, for completeness
   * Nicer module documentation format, allows neater use of L</...>

  [THANKS]
   * This change was written at the YAPC::EU 2014 Hackathon hosted by
     Liz Mattijsen and Wendy van Dijk; much thanks to them for being its
     catalyst.