ANNOUNCE: libxfce4ui 4.19.6 released

[Alexander Schwinn]

libxfce4ui 4.19.6 is now available for download from
  
  https://archive.xfce.org/src/xfce/libxfce4ui/4.19/libxfce4ui-4.19.6.tar.bz2
  https://archive.xfce.org/src/xfce/libxfce4ui/4.19/libxfce4ui-4.19.6.tar.bz2?sha1
  https://archive.xfce.org/src/xfce/libxfce4ui/4.19/libxfce4ui-4.19.6.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 4.19.6
========================
[Please note that this is a development release.]

Changelog:
- Add "overlap groups" to the shortcut editor (#115)
- build: Bump requirements for Xfce 4.20
- shortcuts: Fix xfconf_channel_get_properties leak
- Fix AtkRelationSet leak in xfce_gtk_label_set_a11y_relation
- Apply .clang-format file
- Add missing includes of libxfce4ui-alias.h
- clipboard-manager: Add missing include guard
- Remove forced icon from XfceTitledWindow cliend side decorations
- clipboard-manager: Use GtkClipboard iff image-only format is
available
- xfce4-about: Show info about windowing system
- dialogs: Also wrap primary label to limit dialog size
- gcc-analyzer: Fix -Wanalyzer-null-dereference
- gcc-analyzer: Add false positive file
- scan-build: Add false positive file
- build: clang: Fix -Wcast-align
- Revert "Add new CI builds to build without X11 and Wayland"
- | is a GNU sed extension; use a portable construct instead
- clipboard-manager: Get images from GtkClipoard

Translation Updates:
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  (Taiwan), Czech, Dutch, English (United Kingdom), Estonian, French,
  German, Hebrew, Hungarian, Italian, Japanese, Kazakh, Lithuanian,
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  Portuguese, Portuguese (Brazil), Serbian, Slovenian, Spanish,
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