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
* <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return the meta object for the containment reference '<em>Background Image</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.Style#getBackgroundImage()
	 * @see #getStyle()
	 * @generated
	 */
	EReference getStyle_BackgroundImage( );
	/**
	 * Returns the meta object for the containment reference '{@link org.eclipse.birt.chart.model.attribute.Style#getPadding <em>Padding</em>}'.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return the meta object for the containment reference '<em>Padding</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.Style#getPadding()
	 * @see #getStyle()
	 * @generated
	 */
	EReference getStyle_Padding( );
	/**
	 * Returns the meta object for class '{@link org.eclipse.birt.chart.model.attribute.StyleMap <em>Style Map</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for class '<em>Style Map</em>'.
	 * @see org.eclipse.birt.chart.model.attribute.StyleMap
	 * @generated
	 */
	EClass getStyleMap( );
	/**
	 * Returns the meta object for the attribute '{@link org.eclipse.birt.chart.model.attribute.StyleMap#getComponentName <em>Component Name</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for the attribute '<em>Component Name</em>'.