Revision history for PICA::Data

0.22  2014-09-18 14:42:01 CEST
    - extend PICA path expressions
    - fix dependency

0.21  2014-09-18 11:06:29 CEST
    - added pica_holdings and pica_items (close #1)

0.2001  2014-09-17 15:17:28 CEST
    - added missing version numbers

0.20  2014-09-17 15:05:55 CEST
    - split from Catmandu::PICA after heavy refactoring

