Bug 145724 Change version after auto convert
By the request of 136536, user get warning message to confirm the auto convert. If user select yes, the file convert to newest format, but the version is still old. If user open this file again, he'll get the warning message even the file converted.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ModuleHandle.java
* @return <code>true</code> if <code>listener</code> is sucessfully
	 *         removed. Otherwise <code>false</code>.
	 */
	public boolean removeValidationListener( IValidationListener listener )
	{
		return getModule( ).removeValidationListener( listener );
	}
	/**
	 * Checks the element name in name space of this report.
	 * 
	 * <ul>
	 * <li>If the element name is required and duplicate name is found in name
	 * space, rename the element with a new unique name.
	 * <li>If the element name is not required, clear the name.
	 * </ul>
	 * 
	 * @param elementHandle
	 *            the element handle whose name is need to check.
	 */
	public void rename( DesignElementHandle elementHandle )
	{
		if ( elementHandle == null )
			return;
		module.rename( elementHandle.getElement( ) );
	}
	/**
	 * Replaces the old config variable with the new one.
	 * 
	 * @param oldVar
	 *            the old config variable