0312 IL表代码生成优化，foreach改for；增加快捷创建红点；IL绑定常用表

hch

2021-03-18 a43a2d78138612102819d1e767b96fb374b698f3

 Assets/Editor/Tool/PrefabCreateTool.cs

@@ -115,6 +115,13 @@
        SetParent(button);
    }

    [MenuItem("GameObject/UI/红点")]
    public static void CreateRedPoint()
    {
        var button = UIUtility.CreateWidget("RedPoint", "RedPoint");
        SetParent(button);
    }

    [MenuItem("GameObject/UI/SecondFrameLoad")]
    public static void CreateSecondFrameLoad()
    {