Bug 187470 [Automation][Regression] table and list group page break before always did not work properly
steps to reproduce: - use the attached report design - preview in web viewer expected behavior: - no extra empty page should be output actual behavior: - an extra empty page was output after each group page break
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/html/HTMLTableLM.java
engine.layout(this, header, emitter );
					context.setAllowPageBreak( pageBreak );
					
					/**
					 * call continue content to restart the page hint section
					 */
					context.continueContent( null );
				}
			}
		}
		isFirstLayout = false;
	}
	protected boolean layoutChildren( )
	{
		repeatHeader( );
		boolean hasNext = super.layoutChildren( );
		if ( !isOutput )
		{
			startContent( );
		}
		tableEmitter.resolveAll( );
		tableEmitter.flush( );
		return hasNext;
	}
	public void updateDropCells( int groupLevel, boolean dropAll )
	{
		tableEmitter.resolveCellsOfDrop( groupLevel, dropAll );
	}
}