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
* @see org.eclipse.birt.chart.model.attribute.IntersectionType
	 * @model instanceClass="org.eclipse.birt.chart.model.attribute.IntersectionType"
	 *        extendedMetaData="name='IntersectionType:Object' baseType='IntersectionType'" 
	 * @generated
	 */
	EDataType getIntersectionTypeObject( );
	/**
	 * Returns the meta object for data type '{@link org.eclipse.birt.chart.model.attribute.LeaderLineStyle <em>Leader Line Style Object</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for data type '<em>Leader Line Style Object</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.LeaderLineStyle
	 * @model instanceClass="org.eclipse.birt.chart.model.attribute.LeaderLineStyle"
	 *        extendedMetaData="name='LeaderLineStyle:Object' baseType='LeaderLineStyle'" 
	 * @generated
	 */
	EDataType getLeaderLineStyleObject( );
	/**
	 * Returns the meta object for data type '{@link org.eclipse.birt.chart.model.attribute.LegendBehaviorType <em>Legend Behavior Type Object</em>}'.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return the meta object for data type '<em>Legend Behavior Type Object</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.LegendBehaviorType
	 * @model instanceClass="org.eclipse.birt.chart.model.attribute.LegendBehaviorType"
	 *        extendedMetaData="name='LegendBehaviorType:Object' baseType='LegendBehaviorType'" 
	 * @generated
	 */
	EDataType getLegendBehaviorTypeObject( );
	/**
	 * Returns the meta object for data type '{@link org.eclipse.birt.chart.model.attribute.LegendItemType <em>Legend Item Type Object</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->