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
/**
		 * The meta object literal for the '{@link org.eclipse.birt.chart.model.attribute.impl.DateFormatSpecifierImpl <em>Date Format Specifier</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.birt.chart.model.attribute.impl.DateFormatSpecifierImpl
		 * @see org.eclipse.birt.chart.model.attribute.impl.AttributePackageImpl#getDateFormatSpecifier()
		 * @generated
		 */
		EClass DATE_FORMAT_SPECIFIER = eINSTANCE.getDateFormatSpecifier( );
		/**
		 * The meta object literal for the '<em><b>Type</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EAttribute DATE_FORMAT_SPECIFIER__TYPE = eINSTANCE.getDateFormatSpecifier_Type( );
		/**
		 * The meta object literal for the '<em><b>Detail</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EAttribute DATE_FORMAT_SPECIFIER__DETAIL = eINSTANCE.getDateFormatSpecifier_Detail( );
		/**
		 * The meta object literal for the '{@link org.eclipse.birt.chart.model.attribute.impl.EmbeddedImageImpl <em>Embedded Image</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.birt.chart.model.attribute.impl.EmbeddedImageImpl
		 * @see org.eclipse.birt.chart.model.attribute.impl.AttributePackageImpl#getEmbeddedImage()
		 * @generated