Bug 153853 [Regression]The bound column names must be unique within the entire table.
Regression case Regression_136421(under org.eclipse.birt.report.tests.model) failed. Expected result: Model will avoid adding a duplicate bound column name within a table.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ModuleHandle.java
* must have a unique name within the set of styles for this report.</td>
 * </tr>
 * 
 * <tr>
 * <td>Page Setup</td>
 * <td>The layout of the master pages within the report.</td>
 * </tr>
 * 
 * <tr>
 * <td>Components</td>
 * <td>Reusable report items defined in this design. Report items can extend
 * these items. Defines a "private library" for this design.</td>
 * </tr>
 * 
 * <tr>
 * <td>Translations</td>
 * <td>The list of externalized messages specifically for this report.</td>
 * </tr>
 * 
 * <tr>
 * <td>Images</td>
 * <td>A list of images embedded in this report.</td>
 * </tr>
 * 
 * </table>
 */
public abstract class ModuleHandle extends DesignElementHandle
		implements
			IModuleModel
{