add command bugfix #298

Author: jchanvfx

NodeGraphQt/base/menu.py

@@ -224,8 +224,8 @@ def add_command(self, name, func=None, node_type=None, node_class=None):
             for menu in node_menus:
                 menu.addAction(action)
 
-        qaction = node_menu.addAction(action)
-        command = NodeGraphCommand(self._graph, qaction, func)
+        node_menu.addAction(action)
+        command = NodeGraphCommand(self._graph, action, func)
         self._commands[name] = command
         self._items.append(command)
         return command