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/impl/LineSeriesImpl.java
{
	/**
	 * The cached value of the '{@link #getMarker() <em>Marker</em>}' containment reference.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #getMarker()
	 * @generated
	 * @ordered
	 */
	protected Marker marker = null;
	/**
	 * The cached value of the '{@link #getLineAttributes() <em>Line Attributes</em>}' containment reference.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #getLineAttributes()
	 * @generated
	 * @ordered
	 */
	protected LineAttributes lineAttributes = null;
	/**
	 * The default value of the '{@link #isPaletteLineColor() <em>Palette Line Color</em>}' attribute.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #isPaletteLineColor()
	 * @generated
	 * @ordered