Method iterator

src/main/java/org/jpl7/Query.java:229–231

This method is required by Iterator interface a Query is its own Iterator @see java.lang.Iterable#iterator()

()

	 * @see java.lang.Iterable#iterator()
	 */
	public Iterator<Map<String, Term>> iterator() {
		return this;
	}

    /**
     * This method is required by Iterator interface