Bug 147676 [regression]Visibility set in the first col will affect the second col
Description: Visibility set in the first col will affect the second col Steps to reproduce: 1. Insert a grid(3*3), insert contents to each cell. 2.Set the first col to hide all in visibility and preview Expected result: Only the first col is hidden. Actual result: The second col is hidden, too. If you set the second col in step2, the third col will disappear.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/html/HTMLAbstractLM.java
style.setPageBreakAfter( IStyle.CSS_AUTO_VALUE );
			return true;
		}
		return false;
	}
	protected boolean hasMasterPageChanged( )
	{
		if ( content == null )
		{
			return false;
		}
		IStyle style = content.getStyle( );
		if ( style == null )
		{
			return false;
		}
		String newMasterPage = style.getMasterPage( );
		if ( newMasterPage == null || "".equals( newMasterPage ) ) 
		{
			return false;
		}
		String masterPage = context.getMasterPage( );
		if ( !newMasterPage.equalsIgnoreCase( masterPage ) )
		{
			
			PageSetupDesign pageSetup = content.getReportContent( ).getDesign( )
					.getPageSetup( );
			if ( pageSetup.getMasterPageCount( ) > 0 )
			{
				MasterPageDesign masterPageDesign = pageSetup