Bug 122687 Libraries dont appear to allow background colors on tables to be used
If I create a table and set the background color to blue in my library and then drag the table from the library to the report the background color does not go with it.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/DesignElement.java
DesignElement containerObj = this;
		int slot = slotID;
		while ( containerObj != null )
		{
			ElementDefn defn = (ElementDefn) containerObj.getDefn( );
			SlotDefn slotInfo = (SlotDefn) defn.getSlot( slot );
			if ( slotInfo != null && !slotInfo.isManagedByNameSpace( ) )
				return false;
			slot = containerObj.getContainerSlot( );
			containerObj = containerObj.getContainer( );
		}
		return true;
	}
	/**
	 * Determines whether this element is managed by namespace. If this element
	 * is a pending node or the container is not managed by the namespace,
	 * return false. Otherwise true.
	 * 
	 * @return true if this element is managed by namespace, otherwise false
	 */
	public boolean isManagedByNameSpace( )
	{
		if ( getContainer( ) == null )
			return false;
		return getContainer( ).isManagedByNameSpace( getContainerSlot( ) );
	}
	/**
	 * Determines if the current element can be transformed to a template
	 * element. False will be returned if the element can not be dropped or the
	 * container of the current element can not contain the template element.