ANNOUNCE: libxfce4ui 4.18.4 released

libxfce4ui 4.18.4 is now available for download from
  
  https://archive.xfce.org/src/xfce/libxfce4ui/4.18/libxfce4ui-4.18.4.tar.bz2
  https://archive.xfce.org/src/xfce/libxfce4ui/4.18/libxfce4ui-4.18.4.tar.bz2?sha1
  https://archive.xfce.org/src/xfce/libxfce4ui/4.18/libxfce4ui-4.18.4.tar.bz2?sha256


What is libxfce4ui?
===================

Libxfce4ui is used to share commonly used Xfce widgets among the Xfce
applications.

Website: 
  https://docs.xfce.org/xfce/libxfce4ui/start


Release notes for 4.18.4
========================
- screensaver: Prevent recursive calling of lock command
- screensaver: Add lock-on-sleep property
- screensaver: Update fallback list
- screensaver: Prioritize user lock command
- screensaver: Rewrite D-Bus proxies management
- screensaver: Use reasonable timeout for methods that may not reply
- screensaver: Remove support for gnome-screensaver (Fixes #62)
- screensaver: Do not take into account empty commands
- screensaver: Simplify Xfconf management
- screensaver: Fix memory leak
- screensaver: Fix typos
- screensaver: Run lock command synchronously (Fixes #70)
- screensaver: Add missing include guard