0.012  2017-07-28 13:36:55 CEST
  - fix dates in Poppler that uses poppler-glib version lower than 0.45.0

0.011  2017-07-27 11:32:25 CEST
  - depend on lower version of Glib::Object::Introspection for centos 7
  - add tests
  - change pod

0.01  2017-07-26 11:35:44 CEST
  - add Catmandu::Importer::PDF
  - add Catmandu::Importer::PDFPages
  - add Catmandu::Importer::PDFInfo
  - add tests
  - add travis integration