0.004 2018-01-06 00:36:36-0600

  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-Format-Cairo/pull/1>.