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
* @param prop
	 *            The property definition.
	 * @return The property value, or null if no value is set.
	 */
	public Object getLocalProperty( Module module, ElementPropertyDefn prop )
	{
		if ( prop.isIntrinsic( ) )
		{
			
			return getIntrinsicProperty( prop.getName( ) );
		}
		
		if ( prop.getTypeCode( ) == PropertyType.ELEMENT_REF_TYPE )
		{
			return resolveElementReference( module, prop );
		}
		
		if ( prop.getTypeCode( ) == PropertyType.STRUCT_REF_TYPE )
		{
			return resolveStructReference( module, prop );
		}
		
		return propValues.get( prop.getName( ) );
	}
	/**
	 * Returns the value of an intrinsic property. Derived classes should
	 * override this to handle their own intrinsics. Clients should call the
	 * getProperty( ) or getLocalProperty( ) methods instead of calling this
	 * method directly.
	 *