4.16.0 - Drop autogenerated xfce-backdrop-settings.desktop.in from git - Set new wallpaper as default - Add wallpaper for 4.16 - settings: Drop subtitle - Remove GLIB_CHECK_VERSION IFDEFs which are obsolete after glib bump - bump glib (and gio, gthread, etc) minimum to 2.50.0 - Remove GSourceFunc casts - Avoid warning, pointer target in assignment differ in signedness - Translation Updates: Chinese (China), Danish, Greek, Norwegian Nynorsk, Slovenian