brush settings reset button, hook crash handler on every thread, update changelog

src/node_stroke_preview.cpp

@@ -484,6 +484,7 @@ void NodeStrokePreview::draw_stroke()
     {
         s_running = true;
         s_renderer = std::thread([] {
+            BT_SetTerminate();
             while (s_running)
             {
                 auto node = s_queue.Get();