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/StyledElement.java
* container element extends hierarchy.
	 * 
	 * @param module
	 *            module
	 * @param prop
	 *            definition of the property to get
	 * 
	 * @return The property value, or null if no value is set.
	 */
	public Object getFactoryProperty( Module module, ElementPropertyDefn prop )
	{
		if ( !prop.isStyleProperty( ) )
			return getProperty( module, prop );
		if ( prop.isIntrinsic( ) )
		{
			
			return getIntrinsicProperty( prop.getName( ) );
		}
		
		Object value = getFactoryPropertyFromElement( module, prop );
		if ( value != null )
			return value;
		return null;
	}
	/**
	 * Gets the property value by the following rule:
	 * <li>if the value existed on self, return it.</li>
	 * <li>if the value existed on parent, return null, else check the element
	 * selector.</li>
	 * <li>if the value existed on the self selector, return it.</li>