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/ScatterSeriesImpl.java
* @return
	 */
	public static final Series create( )
	{
		final ScatterSeries ss = TypeFactory.eINSTANCE.createScatterSeries( );
		( (ScatterSeriesImpl) ss ).initialize( );
		return ss;
	}
	/**
	 * Initializes all member variables within this object recursively
	 * 
	 * Note: Manually written
	 */
	protected final void initialize( )
	{
		super.initialize( );
		getLineAttributes( ).setVisible( false );
		getMarker( ).setType( MarkerType.CROSSHAIR_LITERAL );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.model.component.Series#getDisplayName()
	 */
	public String getDisplayName( )
	{
		return Messages.getString( "ScatterSeriesImpl.displayName" ); 
	}
}