@Override
    public Traverser.Admin<T> detach() {
        super.detach();
        this.path = ReferenceFactory.detach(this.path);
        return this;
    }
@author Marko A. Rodriguez (http://markorodriguez.com)
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/traverser/B_LP_O_S_SE_SL_Traverser.java