4.15.6 - Introduce xfce_spawn and xfce_spawn_command_line in favor and instead of xfce_spawn_no_child - Bump GLib (and gio, gthread, etc) minimum to 2.50.0 - about: Support multiple GPUs and print GPU memory size - about: Drop window subtitle - Always perform sanity check - Avoid checking for epoxy if libgtop is disabled - XfceTitledDialog: Fix erroneous check (Fixes #30) - No startup notification in Wayland to prevent crash (Issue #17) - Translation Updates: Chinese (China), Chinese (Taiwan), Estonian, French, German, Hebrew, Indonesian, Italian, Japanese, Lithuanian, Norwegian Bokmål, Portuguese, Portuguese (Brazil), Russian, Serbian, Spanish, Swedish, Turkish