Update Module-Build to CPAN version 0.4008

  [DELTA]

0.4008 - Mon Nov  4 23:10:54 CET 2013

  [BUG FIXES]

  - Fix test failing on ancient perls <= 5.8.1 [Peter Rabbitson]

  - Do not set default switches in Test::Harness; not even -w [Leon Timmermans]

  [DOCUMENTATION]

  - Fix a couple more broken links to CPAN::META::Spec that should
    have been CPAN::Meta::Spec. [Reported by Mike Doherty]