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/pdf/PDFTableLM.java
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 * Copyright (c) 2004 Actuate Corporation.
 * All rights reserved. This program and the accompanying materials
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 * Contributors:
 * Actuate Corporation - initial API and implementation
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package org.eclipse.birt.report.engine.layout.pdf;
import java.util.ArrayList;
import java.util.Iterator;