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/Module.java
module.initSlots( );
		for ( int i = 0; i < slots.length; i++ )
		{
			module.slots[i] = slots[i].copy( module, i );
		}
		
		if ( theme != null )
			module.theme = new ElementRefValue( theme.getLibraryNamespace( ),
					theme.getName( ) );
		else
			module.theme = null;
		
		if ( libraries != null )
		{
			for ( int i = 0; i < libraries.size( ); i++ )
			{
				module.libraries = new ArrayList( );
				Library lib = (Library) ( (Library) libraries.get( i ) )
						.clone( );
				lib.setHost( module );
				module.libraries.add( lib );
			}
		}
		else
			module.libraries = null;
		
		IElementDefn defn = module.getDefn( );
		for ( int i = 0; i < defn.getSlotCount( ); i++ )
		{