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
*/
	int EXTENDED_PROPERTY_FEATURE_COUNT = 2;
	/**
	 * The feature id for the '<em><b>Name</b></em>' attribute. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 * @ordered
	 */
	int FONT_DEFINITION__NAME = 0;
	/**
	 * The feature id for the '<em><b>Size</b></em>' attribute. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 * @ordered
	 */
	int FONT_DEFINITION__SIZE = 1;
	/**
	 * The feature id for the '<em><b>Bold</b></em>' attribute. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 * @ordered
	 */
	int FONT_DEFINITION__BOLD = 2;
	/**
	 * The feature id for the '<em><b>Italic</b></em>' attribute. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 *