src/org/nutz/mapl/Mapl.java
public static void del(Object obj, String path) {
        MaplRebuild rebuild = new MaplRebuild(obj);
        rebuild.remove(path);
    }
public static void del(Object obj, String path) {
        MaplRebuild rebuild = new MaplRebuild(obj);
        rebuild.remove(path);
    }
删除一个结点

@param obj
原始的Maplist
@param path
路径