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/type/TypePackage.java
* begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 * @ordered
	 */
	int STOCK_SERIES__STACKED = ComponentPackage.SERIES__STACKED;
	/**
	 * The feature id for the '<em><b>Triggers</b></em>' containment reference list.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int STOCK_SERIES__TRIGGERS = ComponentPackage.SERIES__TRIGGERS;
	/**
	 * The feature id for the '<em><b>Translucent</b></em>' attribute. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 * @ordered
	 */
	int STOCK_SERIES__TRANSLUCENT = ComponentPackage.SERIES__TRANSLUCENT;
	/**
	 * The feature id for the '<em><b>Curve Fitting</b></em>' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	int STOCK_SERIES__CURVE_FITTING = ComponentPackage.SERIES__CURVE_FITTING;
	/**