Add a couple more menus for scripts to use

src/ui/mainwindow.cpp

@@ -580,6 +580,8 @@ MainWindow::MainWindow(QWidget* parent)
   NowPlayingWidgetPositionChanged(ui_->now_playing->show_above_status_bar());
 
   // Add places where scripts can make actions
+  scripts_->ui()->RegisterActionLocation("tools_menu", ui_->menu_tools, ui_->action_update_library);
+  scripts_->ui()->RegisterActionLocation("extras_menu", ui_->menu_extras, NULL);
   scripts_->ui()->RegisterActionLocation("help_menu", ui_->menu_help, NULL);
 
   // Load theme

src/ui/mainwindow.ui

@@ -436,6 +436,7 @@
     </property>
     <addaction name="action_about"/>
     <addaction name="action_about_qt"/>
+    <addaction name="separator"/>
    </widget>
    <widget class="QMenu" name="menu_extras">
     <property name="title">
@@ -444,6 +445,7 @@
     <addaction name="action_rain"/>
     <addaction name="action_hypnotoad"/>
     <addaction name="action_kittens"/>
+    <addaction name="separator"/>
    </widget>
    <widget class="QMenu" name="menu_tools">
     <property name="title">