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/src/org/eclipse/birt/report/designer/internal/ui/dialogs/ExpressionTreeSupport.java
Image globalImage = null;
			if ( isGlobal( classInfo.getName( ) ) )
			{
				globalImage = IMAGE_GOLBAL;
			}
			
			for ( Iterator iterator = classInfo.getMembers( ).iterator( ); iterator.hasNext( ); )
			{
				IMemberInfo memberInfo = (IMemberInfo) iterator.next( );
				Image image = globalImage;
				if ( image == null )
				{
					if ( memberInfo.isStatic( ) )
					{
						image = IMAGE_STATIC_MEMBER;
					}
					else
					{
						image = IMAGE_MEMBER;
					}
				}
				createSubTreeItem( subItem,
						memberInfo.getDisplayName( ),
						image,
						getMemberTextData( classInfo.getName( ), memberInfo ),
						memberInfo.getToolTip( ),
						true );
			}
			
			List methodList = new ArrayList( );