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 ipr
	 * @param lg
	 * @param la
	 * @param dX
	 * @param dY
	 * @param dW
	 * @param dItemHeight
	 * @param dLeftInset
	 * @param dHorizontalSpacing
	 * @param se
	 * @param fPaletteEntry
	 * @param lirh
	 * @param i data row index
	 * 
	 * @throws RenderingException
	 */
	protected final void renderLegendItem( IPrimitiveRenderer ipr, Legend lg,
			Label la, Label valueLa, double dX, double dY, double dW,
			double dItemHeight, double dFullHeight, double dExtraHeight,
			double dColumnWidth, double dLeftInset, double dHorizontalSpacing,
			Series se, Fill fPaletteEntry, LegendItemRenderingHints lirh, int dataIndex  )
			throws ChartException
	{
		LegendEntryRenderingHints lerh = new LegendEntryRenderingHints(la, valueLa, dataIndex, fPaletteEntry );
		ScriptHandler sh = getRunTimeContext( ).getScriptHandler( );
		
		ScriptHandler.callFunction( sh,
				ScriptHandler.BEFORE_DRAW_LEGEND_ENTRY,
				la,