Update Pod-Perldoc to CPAN version 3.19

  [DELTA]

  3.19 - Mon Jan 28 04:29:40 UTC 2013
    * Really put perldoc.pod into man1

  3.18 - Mon Jan 28 04:17:26 UTC 2013
    * Document perldoc behavior in build directories (RT #80376)
    * Don't blindly force UTF8 to Pod::Man (RT #77465)
    * Fix is_dos typo (RT #76029)
    * Put perldoc.pod into man1 RT #77210 (ppisar@redhat.com)
    * Remove formatting from literal blocks RT #77209 (ppisar@redhat.com)