Bug 122850 Table/list should not be able to be inserted in Master Page mode.
Description: Table/list should not be able to be inserted in Master Page mode. Steps to reproduce: 1. New a report and transfer to Master Page mode. 2. New a datasource and dataset 3. Drag a list/table to page header/footer, bind it to dataset and drag some columns inside. 4. Save and preview Expected result: Insert list/table item in master page should be forbidden. Actual result: They are allowed and preview showed "undefine" in page
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/DesignElement.java
* </ul>
	 * 
	 * @param module
	 *            module
	 * @param propName
	 *            name of the property
	 * @return the value of the property according to the rules explained above
	 */
	public Object getFactoryProperty( Module module, String propName )
	{
		ElementPropertyDefn prop = getPropertyDefn( propName );
		
		if ( prop == null )
			return null;
		return getFactoryProperty( module, prop );
	}
	/**
	 * Resolves a property element reference. The reference is the value of a
	 * property of type property element reference.
	 * 
	 * @param module
	 *            the module information needed for the check, and records any
	 *            errors
	 * @param prop
	 *            the property whose type is element reference
	 * @return the element reference value is always returned, which contains
	 *         the information of element resolution.
	 */
	public ElementRefValue resolveElementReference( Module module,
			ElementPropertyDefn prop )