Bug 134671 Legend title is displayed incorrectly.
Legend title is displayed incorrectly. Steps: 1.Import the attached report design file 2.Preview Actual Results: 1.Legend title is "Company", but displayed as "=Company" Expected Results: 1.Legend title is displayed correctly.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/BaseRenderer.java
* @param loaFace
	 * @param f
	 * @param lia
	 * @throws ChartException
	 */
	protected final void render3DPlane( IPrimitiveRenderer ipr, Object oSource,
			List loaFace, Fill f, LineAttributes lia ) throws ChartException
	{
		Polygon3DRenderEvent pre = (Polygon3DRenderEvent) ( (EventObjectCache) ipr ).getEventObject( oSource,
				Polygon3DRenderEvent.class );
		int nSides = loaFace.size( );
		for ( int i = 0; i < nSides; i++ )
		{
			pre.setOutline( lia );
			pre.setPoints3D( (Location3D[]) loaFace.get( i ) );
			pre.setBackground( f );
			dc.addPlane( pre, PrimitiveRenderEvent.FILL
					| PrimitiveRenderEvent.DRAW );
		}
	}
	/**
	 * 
	 * @param loa
	 * @param iProperty
	 * 
	 * @return
	 */
	public static final double getY( Location[] loa, int iProperty )
	{
		int iCount = loa.length;