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
* <!-- end-user-doc -->
	 * @see org.eclipse.birt.chart.model.attribute.LegendBehaviorType
	 * @see org.eclipse.birt.chart.model.attribute.impl.AttributePackageImpl#getLegendBehaviorType()
	 * @generated
	 */
	int LEGEND_BEHAVIOR_TYPE = 52;
	/**
	 * The meta object id for the '{@link org.eclipse.birt.chart.model.attribute.LegendItemType <em>Legend Item Type</em>}' enum.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see org.eclipse.birt.chart.model.attribute.LegendItemType
	 * @see org.eclipse.birt.chart.model.attribute.impl.AttributePackageImpl#getLegendItemType()
	 * @generated
	 */
	int LEGEND_ITEM_TYPE = 53;
	/**
	 * The meta object id for the '{@link org.eclipse.birt.chart.model.attribute.LineDecorator <em>Line Decorator</em>}' enum.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see org.eclipse.birt.chart.model.attribute.LineDecorator
	 * @see org.eclipse.birt.chart.model.attribute.impl.AttributePackageImpl#getLineDecorator()
	 * @generated
	 */
	int LINE_DECORATOR = 54;
	/**
	 * The meta object id for the '{@link org.eclipse.birt.chart.model.attribute.LineStyle <em>Line Style</em>}' enum.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see org.eclipse.birt.chart.model.attribute.LineStyle
	 * @see org.eclipse.birt.chart.model.attribute.impl.AttributePackageImpl#getLineStyle()
	 * @generated
	 */