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
* Gets the style which defined on this element. The style element can be
	 * retrieved from this element extends hierarchy.
	 * 
	 * @return style element. null if this element didn't define a style on it.
	 * 
	 * 
	 */
	public StyleElement getStyle( )
	{
		if ( style == null )
			return null;
		return (StyleElement) style.getElement( );
	}
	/**
	 * Sets the style. If null, the style is cleared.
	 * 
	 * @param newStyle
	 *            the style to set
	 */
	public void setStyle( StyleElement newStyle )
	{
		StyleElement oldStyle = null;
		if ( style != null )
			oldStyle = (StyleElement) style.getElement( );
		
		
		
		if ( oldStyle == newStyle && ( style == null || style.isResolved( ) ) )
			return;
		if ( oldStyle != null )