Log Message:
xfce4-garcon: update to 4.16.1

Change log:

4.16.1
======
- Launch applications as children again (Fixes #18)
- Translation Updates:
  Kabyle, Portuguese

0.8.0
======
- fix GarconMenuItem file documentation
- Remove GSourceFunc casts
- Remove GLIB_CHECK_VERSION IFDEFs which are obsolete after glib bump

0.7.3
=====
- garcon now needs libxfce4ui/4util 4.15.6+
- Use the symbolic close icon in the error dialog
- Don't launch apps as children
- bump glib (and gio, gthread, etc) minimum to 2.50.0
- relax automake requirement to 1.15
- Add new icon needed for xfce4-about-dialog.
- Translation Updates:
  Slovenian

0.7.2
======
- Update README.md
- Translation Updates:
  Armenian, Armenian (Armenia), Hebrew, Lithuanian, Occitan (post 1500),
  Uyghur

0.7.1
======
- Drop support for Gtk2
- Drop Gtk3 ifdefs
- Switch to xfce_gtk_image_menu_item
- Add support for GObject Introspection (Fixes #4)
- Improve GObject introspection annotations (Fixes #8)
- Fix missing transfer annotation
- Field codes expansion API update
- Transfer some code to libxfce4util
- Fix default merge rules in xfce-applications.menu (Bug #15504)
- Rename exo-helpers to the new xfce4-xx ones
- Do not add INSTALL in dist tarball
- Fix a memory leak
- Switch to README.md and foreign automake mode
- README: Use table for debug arguments
- Add basic GitLab pipeline
- Translation Updates:
  Albanian, Asturian, Chinese (Hong Kong), Danish, Dutch, Eastern
  Armenian, Estonian, Greek, Hebrew, Indonesian, Interlingue, Norwegian
  Nynorsk, Polish, Portuguese, Uzbek, Uzbek (Latin)