Change logs for pdf2svg source package in Bionic

pdf2svg (0.2.3-1) unstable; urgency=medium

  * New upstream release (Closes: #870639)
  * Adjust copyright location to point to the GitHub repository.
    (Closes: #762302)
  * Updated watch file to check GitHub.
  * Updated Homepage control field.
  * Move from priority extra to optional.

 -- Philipp Kern <email address hidden>  Sun, 06 Aug 2017 15:40:30 +0200