608d0a8fba9f2a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Handles button commands for the button to make the current add-on selection the default. <a class="el" href="class_g_w2___addon___manager_1_1_configuration.html#a325cdb767ae24a8b8ed14c2e753a2f50" title="ChangeAddonConfig writes the default add-ons section of the configuration file found at config_file_p...">Configuration.ChangeAddonConfig(OpeningViewModel)</a>  <a href="class_g_w2___addon___manager_1_1_opening_view_model.html#a940c70d16