Bug 117149 Add additional datapoint markers
I would like to propose adding additional datapoint markers. Attached is a set of markers I would like supported.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/model/attribute/AttributePackage.java
* @return the meta object for the attribute '<em>Series Parameter Name</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.URLValue#getSeriesParameterName()
	 * @see #getURLValue()
	 * @generated
	 */
	EAttribute getURLValue_SeriesParameterName( );
	/**
	 * Returns the meta object for enum '{@link org.eclipse.birt.chart.model.attribute.ActionType <em>Action Type</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for enum '<em>Action Type</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.ActionType
	 * @generated
	 */
	EEnum getActionType( );
	/**
	 * Returns the meta object for enum '{@link org.eclipse.birt.chart.model.attribute.Anchor <em>Anchor</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for enum '<em>Anchor</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.Anchor
	 * @generated
	 */
	EEnum getAnchor( );
	/**
	 * Returns the meta object for enum '{@link org.eclipse.birt.chart.model.attribute.AngleType <em>Angle Type</em>}'.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return the meta object for enum '<em>Angle Type</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.AngleType
	 * @generated
	 */