Bug 154832 Wrong node is added to Report Parameters for cascading parameter in Palette view
Description: Wrong node is added to Report Parameters for cascading parameter in Palette view. Steps to reproduce: 1. New a report, add a cascading parameter 2. Switch to Script tab in Editor view, and then switch to Palette view 3. Expand Report Parameters node Expected result: A cascading parameter group is added to Report Parameters node Actual result: Expect a cascading parameter group is added to Report Parameters node, the children of the cascading parameter group are added as scalar parameters
UI/org.eclipse.birt.report.designer.ui.editors.schematic/src/org/eclipse/birt/report/designer/internal/ui/editors/script/JSEditor.java
}
		getActionRegistry( ).registerAction( action );
	}
	private void updateAnnotationLabel( Object handle )
	{
		String name = ProviderFactory.createProvider( handle )
				.getNodeDisplayName( handle );
		if ( name == null )
		{
			ano.setText( "" ); 
		}
		else
		{
			ano.setText( name );
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class)
	 */
	public Object getAdapter( Class adapter )
	{
		if ( adapter == ActionRegistry.class )
		{
			return this.getActionRegistry( );
		}
		else if ( adapter == PalettePage.class )
		{
			if ( cmbExprListViewer != null )