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
* @generated
	 */
	EClass getFill( );
	/**
	 * Returns the meta object for the attribute '{@link org.eclipse.birt.chart.model.attribute.Fill#getType <em>Type</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for the attribute '<em>Type</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.Fill#getType()
	 * @see #getFill()
	 * @generated
	 */
	EAttribute getFill_Type( );
	/**
	 * Returns the meta object for class '{@link org.eclipse.birt.chart.model.attribute.FontDefinition <em>Font Definition</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for class '<em>Font Definition</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.FontDefinition
	 * @generated
	 */
	EClass getFontDefinition( );
	/**
	 * Returns the meta object for the attribute '{@link org.eclipse.birt.chart.model.attribute.FontDefinition#getName <em>Name</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for the attribute '<em>Name</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.FontDefinition#getName()
	 * @see #getFontDefinition()
	 * @generated
	 */
	EAttribute getFontDefinition_Name( );
	/**