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
* Returns the meta object for the containment reference '{@link org.eclipse.birt.chart.model.type.PieSeries#getLeaderLineAttributes <em>Leader Line Attributes</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for the containment reference '<em>Leader Line Attributes</em>'.
	 * @see org.eclipse.birt.chart.model.type.PieSeries#getLeaderLineAttributes()
	 * @see #getPieSeries()
	 * @generated
	 */
	EReference getPieSeries_LeaderLineAttributes( );
	/**
	 * Returns the meta object for the attribute '{@link org.eclipse.birt.chart.model.type.PieSeries#getLeaderLineStyle <em>Leader Line Style</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for the attribute '<em>Leader Line Style</em>'.
	 * @see org.eclipse.birt.chart.model.type.PieSeries#getLeaderLineStyle()
	 * @see #getPieSeries()
	 * @generated
	 */
	EAttribute getPieSeries_LeaderLineStyle( );
	/**
	 * Returns the meta object for the attribute '{@link org.eclipse.birt.chart.model.type.PieSeries#getLeaderLineLength <em>Leader Line Length</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for the attribute '<em>Leader Line Length</em>'.
	 * @see org.eclipse.birt.chart.model.type.PieSeries#getLeaderLineLength()
	 * @see #getPieSeries()
	 * @generated
	 */
	EAttribute getPieSeries_LeaderLineLength( );
	/**
	 * Returns the meta object for the containment reference '{@link org.eclipse.birt.chart.model.type.PieSeries#getSliceOutline <em>Slice Outline</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for the containment reference '<em>Slice Outline</em>'.