Log Message:
PkgSrc changes:
  - Updating package for perl module Array::Diff to 0.05.002 from 0.05
  - Setting license to gnu-gpl-v2

Upstream changes:
0.05002 2009-05-12T11:54:26+09:00
     - upgrade copyright and license statement in document (Thanks to Peter Pentchev)

0.05001 2009-05-11T10:39:47+09:00
     - upgrade a document. (Thanks to Peter Pentchev)