Bug 119566 Support template items in page header/footer
Currently you can't create template report items inside a page header/footer. This should be fixed.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/DesignElement.java
* @return <code>true</code> if it can be dropped. Returns
	 *         <code>false</code> otherwise.
	 */
	public boolean canDrop( )
	{
		
		
		if ( isRootIncludedByModule( ) )
			return false;
		
		
		if ( isVirtualElement( ) )
			return false;
		
		
		if ( container instanceof TemplateParameterDefinition )
		{
			assert containerSlotID == TemplateParameterDefinition.DEFAULT_SLOT;
			return false;
		}
		
		
		
		DesignElement element = this;
		if ( element instanceof TemplateParameterDefinition )
		{
			List clients = ( (TemplateParameterDefinition) element )
					.getClientList( );
			if ( clients.size( ) != 0 )
				return false;