Change logs for xfconf source package in Disco

xfconf (4.13.5-1) experimental; urgency=medium

  [ Unit 193 ]
  * d/control:
    - Update Standards-Version to 4.1.2.
  * d/control, d/copyright, d/watch:
    - Use https where possible.
  * Fix trailing whitespace in old changelog entry.

  [ Yves-Alexis Perez ]
  * New upstream version 4.13.5
  * Moved the package to git on salsa.debian.org
  * Updated the maintainer address to <email address hidden>.
                                                                closes: #899749

 -- Yves-Alexis Perez <email address hidden>  Mon, 09 Jul 2018 21:22:34 +0200