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/type/TypePackage.java
* @return the meta object for the containment reference '<em>Line Attributes</em>'.
	 * @see org.eclipse.birt.chart.model.type.LineSeries#getLineAttributes()
	 * @see #getLineSeries()
	 * @generated
	 */
	EReference getLineSeries_LineAttributes( );
	/**
	 * Returns the meta object for the attribute '{@link org.eclipse.birt.chart.model.type.LineSeries#isPaletteLineColor <em>Palette Line Color</em>}'.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @return the meta object for the attribute '<em>Palette Line Color</em>'.
	 * @see org.eclipse.birt.chart.model.type.LineSeries#isPaletteLineColor()
	 * @see #getLineSeries()
	 * @generated
	 */
	EAttribute getLineSeries_PaletteLineColor( );
	/**
	 * Returns the meta object for the attribute '{@link org.eclipse.birt.chart.model.type.LineSeries#isCurve <em>Curve</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for the attribute '<em>Curve</em>'.
	 * @see org.eclipse.birt.chart.model.type.LineSeries#isCurve()
	 * @see #getLineSeries()
	 * @generated
	 */
	EAttribute getLineSeries_Curve( );
	/**
	 * Returns the meta object for the containment reference '{@link org.eclipse.birt.chart.model.type.LineSeries#getShadowColor <em>Shadow Color</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for the containment reference '<em>Shadow Color</em>'.
	 * @see org.eclipse.birt.chart.model.type.LineSeries#getShadowColor()