Pastoid

       /**
        * Append this term to a new parent, or root.
        * @param $parent_term Term
        * @return Term
        **/
       public function append_to( $parent_term )
       {
               return $this->vocabulary->append_to( $this, $parent_term );
       }
 
       /**
        * Move this term before another one.
        * @param $before_term Term
        * @return Term
        **/
       public function move_before( $before_term )
       {
               return $this->vocabulary->move_before( $this, $before_term );
       }
 
       /**
        * Move this term after another one.
        * @param $after_term Term
        * @return Term
        **/
       public function move_after( $after_term )
       {
               return $this->vocabulary->move_after( $this, $after_term );
       }