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

src/node_panel_grid.cpp

@@ -400,6 +400,7 @@ void NodePanelGrid::bake_uvs()
     const auto radius = get_radius();
     std::thread worker([&]
     {
+        BT_SetTerminate();
         __block float* d_pos = data_pos.get();
         __block float* d_nor = data_nor.get();
         __block glm::u8vec4* d_out = reinterpret_cast<glm::u8vec4*>(data_out.get());