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.JavaDateFormatSpecifierImpl <em>Java Date Format Specifier</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.birt.chart.model.attribute.impl.JavaDateFormatSpecifierImpl
		 * @see org.eclipse.birt.chart.model.attribute.impl.AttributePackageImpl#getJavaDateFormatSpecifier()
		 * @generated
		 */
		EClass JAVA_DATE_FORMAT_SPECIFIER = eINSTANCE.getJavaDateFormatSpecifier( );
		/**
		 * The meta object literal for the '<em><b>Pattern</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EAttribute JAVA_DATE_FORMAT_SPECIFIER__PATTERN = eINSTANCE.getJavaDateFormatSpecifier_Pattern( );
		/**
		 * The meta object literal for the '{@link org.eclipse.birt.chart.model.attribute.impl.JavaNumberFormatSpecifierImpl <em>Java Number Format Specifier</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.birt.chart.model.attribute.impl.JavaNumberFormatSpecifierImpl
		 * @see org.eclipse.birt.chart.model.attribute.impl.AttributePackageImpl#getJavaNumberFormatSpecifier()
		 * @generated
		 */
		EClass JAVA_NUMBER_FORMAT_SPECIFIER = eINSTANCE.getJavaNumberFormatSpecifier( );
		/**
		 * The meta object literal for the '<em><b>Pattern</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated