0.005 2020-10-17 02:21:52-0500

  Features

   - Make PageNumber optional for outline type check.

   - Add key for whether outline item is open or not to type check.

0.004 2018-01-06 00:34:38-0600

  Refactoring
   - Split off from Renard-Incunabula-0.003.

     See
       - <https://github.com/project-renard/p5-Renard-Incunabula/issues/5>,
       - <https://github.com/project-renard/p5-Renard-Incunabula-Document/pull/1>.